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31120130302332 = 2232593344191861
BaseRepresentation
bin1110001001101101110000…
…10011111110000101111100
311002012001111101110211122220
413010312320103332011330
513034333011324133312
6150104220203005340
76361232561020641
oct704667023760574
9132161441424586
1031120130302332
119a08a7828a145
1235a7358809850
1314498008b5406
14798318177dc8
1538e78cb83c8c
hex1c4db84fe17c

31120130302332 has 12 divisors (see below), whose sum is σ = 72613637372136. Its totient is φ = 10373376767440.

The previous prime is 31120130302319. The next prime is 31120130302337. The reversal of 31120130302332 is 23320303102113.

Adding to 31120130302332 its reverse (23320303102113), we get a palindrome (54440433404445).

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-3 number, since 3×311201303023323 (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31120130302337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1296672095919 + ... + 1296672095942.

It is an arithmetic number, because the mean of its divisors is an integer number (6051136447678).

Almost surely, 231120130302332 is an apocalyptic number.

It is an amenable number.

31120130302332 is an abundant number, since it is smaller than the sum of its proper divisors (41493507069804).

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

31120130302332 is a wasteful number, since it uses less digits than its factorization.

31120130302332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2593344191868 (or 2593344191866 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

The spelling of 31120130302332 in words is "thirty-one trillion, one hundred twenty billion, one hundred thirty million, three hundred two thousand, three hundred thirty-two".

Divisors: 1 2 3 4 6 12 2593344191861 5186688383722 7780032575583 10373376767444 15560065151166 31120130302332