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2420301040 = 245233493769
BaseRepresentation
bin1001000001000010…
…1101110011110000
320020200020000212021
42100100231303300
514424044113130
61040055241224
7113656135153
oct22020556360
96220200767
102420301040
111032218aa3
12576679214
132c75760c1
1418d625c9a
15e273637a
hex9042dcf0

2420301040 has 80 divisors (see below), whose sum is σ = 5890248000. Its totient is φ = 923129856.

The previous prime is 2420301007. The next prime is 2420301041. The reversal of 2420301040 is 401030242.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-3 number, since 3×24203010403 (a number of 29 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2420301041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 640276 + ... + 644044.

It is an arithmetic number, because the mean of its divisors is an integer number (73628100).

Almost surely, 22420301040 is an apocalyptic number.

2420301040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2420301040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2945124000).

2420301040 is an abundant number, since it is smaller than the sum of its proper divisors (3469946960).

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

2420301040 is a wasteful number, since it uses less digits than its factorization.

2420301040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4154 (or 4148 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 2420301040 is about 49196.5551639543. Note that the first 3 decimals coincide. The cubic root of 2420301040 is about 1342.6303572267.

Adding to 2420301040 its reverse (401030242), we get a palindrome (2821331282).

The spelling of 2420301040 in words is "two billion, four hundred twenty million, three hundred one thousand, forty".

Divisors: 1 2 4 5 8 10 16 20 23 40 46 80 92 115 184 230 349 368 460 698 920 1396 1745 1840 2792 3490 3769 5584 6980 7538 8027 13960 15076 16054 18845 27920 30152 32108 37690 40135 60304 64216 75380 80270 86687 128432 150760 160540 173374 301520 321080 346748 433435 642160 693496 866870 1315381 1386992 1733740 2630762 3467480 5261524 6576905 6934960 10523048 13153810 21046096 26307620 30253763 52615240 60507526 105230480 121015052 151268815 242030104 302537630 484060208 605075260 1210150520 2420301040