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12412131030 = 23251343246713
BaseRepresentation
bin10111000111101001…
…00001011011010110
31012001000121120211200
423203310201123112
5200410001143110
65411351013330
7616404241635
oct134364413326
935030546750
1012412131030
11529a362832
1224a496a246
13122a662940
1485a65d51c
154c9a2d6c0
hex2e3d216d6

12412131030 has 96 divisors (see below), whose sum is σ = 35562342816. Its totient is φ = 2984228352.

The previous prime is 12412130999. The next prime is 12412131031. The reversal of 12412131030 is 3013121421.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12412130994 and 12412131012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12412131031) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 73047 + ... + 173666.

It is an arithmetic number, because the mean of its divisors is an integer number (370441071).

Almost surely, 212412131030 is an apocalyptic number.

12412131030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12412131030 is an abundant number, since it is smaller than the sum of its proper divisors (23150211786).

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

12412131030 is a wasteful number, since it uses less digits than its factorization.

12412131030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246782 (or 246779 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 12412131030 its reverse (3013121421), we get a palindrome (15425252451).

The spelling of 12412131030 in words is "twelve billion, four hundred twelve million, one hundred thirty-one thousand, thirty".

Divisors: 1 2 3 5 6 9 10 13 15 18 26 30 39 43 45 65 78 86 90 117 129 130 195 215 234 258 387 390 430 559 585 645 774 1118 1170 1290 1677 1935 2795 3354 3870 5031 5590 8385 10062 16770 25155 50310 246713 493426 740139 1233565 1480278 2220417 2467130 3207269 3700695 4440834 6414538 7401390 9621807 10608659 11102085 16036345 19243614 21217318 22204170 28865421 31825977 32072690 48109035 53043295 57730842 63651954 95477931 96218070 106086590 137912567 144327105 159129885 190955862 275825134 288654210 318259770 413737701 477389655 689562835 827475402 954779310 1241213103 1379125670 2068688505 2482426206 4137377010 6206065515 12412131030