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10301131230 = 2351328193997
BaseRepresentation
bin10011001011111111…
…01100100111011110
3222120220101200111220
421211333230213132
5132044042144410
64422100554210
7513162112365
oct114577544736
928526350456
1010301131230
1144067a13a5
121bb59b2966
13c821c3130
146da14c7dc
15404542070
hex265fec9de

10301131230 has 64 divisors (see below), whose sum is σ = 26719495488. Its totient is φ = 2526612480.

The previous prime is 10301131193. The next prime is 10301131237. The reversal of 10301131230 is 3213110301.

It is a super-2 number, since 2×103011312302 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10301131237) 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, 62592 + ... + 156588.

It is an arithmetic number, because the mean of its divisors is an integer number (417492117).

Almost surely, 210301131230 is an apocalyptic number.

10301131230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 10301131230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13359747744).

10301131230 is an abundant number, since it is smaller than the sum of its proper divisors (16418364258).

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

10301131230 is a wasteful number, since it uses less digits than its factorization.

10301131230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94301.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 10301131230 its reverse (3213110301), we get a palindrome (13514241531).

The spelling of 10301131230 in words is "ten billion, three hundred one million, one hundred thirty-one thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 13 15 26 30 39 65 78 130 195 281 390 562 843 1405 1686 2810 3653 4215 7306 8430 10959 18265 21918 36530 54795 93997 109590 187994 281991 469985 563982 939970 1221961 1409955 2443922 2819910 3665883 6109805 7331766 12219610 18329415 26413157 36658830 52826314 79239471 132065785 158478942 264131570 343371041 396197355 686742082 792394710 1030113123 1716855205 2060226246 3433710410 5150565615 10301131230