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4230151250520 = 23351313120699507
BaseRepresentation
bin111101100011101000101…
…010011010001001011000
3112222101202111212121111210
4331203220222122021120
51023301322210004040
612555145450023120
7614422043234436
oct75435052321130
915871674777453
104230151250520
111390aa7112628
125839b9117aa0
13248b94928b40
14108a5199bd56
1575081483480
hex3d8e8a9a258

4230151250520 has 128 divisors (see below), whose sum is σ = 13770968682240. Its totient is φ = 1033319339520.

The previous prime is 4230151250513. The next prime is 4230151250527. The reversal of 4230151250520 is 250521510324.

It is an interprime number because it is at equal distance from previous prime (4230151250513) and next prime (4230151250527).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4230151250527) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10145394 + ... + 10554113.

It is an arithmetic number, because the mean of its divisors is an integer number (107585692830).

Almost surely, 24230151250520 is an apocalyptic number.

4230151250520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4230151250520 is an abundant number, since it is smaller than the sum of its proper divisors (9540817431720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4230151250520 is a wasteful number, since it uses less digits than its factorization.

4230151250520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20699665 (or 20699661 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 4230151250520 its reverse (250521510324), we get a palindrome (4480672760844).

It can be divided in two parts, 423015 and 1250520, that added together give a triangular number (1673535 = T1829).

The spelling of 4230151250520 in words is "four trillion, two hundred thirty billion, one hundred fifty-one million, two hundred fifty thousand, five hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 13 15 20 24 26 30 39 40 52 60 65 78 104 120 130 131 156 195 260 262 312 390 393 520 524 655 780 786 1048 1310 1560 1572 1703 1965 2620 3144 3406 3930 5109 5240 6812 7860 8515 10218 13624 15720 17030 20436 25545 34060 40872 51090 68120 102180 204360 20699507 41399014 62098521 82798028 103497535 124197042 165596056 206995070 248394084 269093591 310492605 413990140 496788168 538187182 620985210 807280773 827980280 1076374364 1241970420 1345467955 1614561546 2152748728 2483940840 2690935910 2711635417 3229123092 4036403865 5381871820 5423270834 6458246184 8072807730 8134906251 10763743640 10846541668 13558177085 16145615460 16269812502 21693083336 27116354170 32291230920 32539625004 35251260421 40674531255 54232708340 65079250008 70502520842 81349062510 105753781263 108465416680 141005041684 162698125020 176256302105 211507562526 282010083368 325396250040 352512604210 423015125052 528768906315 705025208420 846030250104 1057537812630 1410050416840 2115075625260 4230151250520