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31312124322041 = 251170363732257
BaseRepresentation
bin1110001111010011011000…
…00011000010000011111001
311002212102001210002120211202
413013221230003002003321
513101004212311301131
6150332331421103545
76411140426166353
oct707515403020371
9132772053076752
1031312124322041
119a82440968902
1236185bb0b7bb5
13146194a379434
147a372cc760d3
1539477832abcb
hex1c7a6c0c20f9

31312124322041 has 8 divisors (see below), whose sum is σ = 31437101281824. Its totient is φ = 31187149168000.

The previous prime is 31312124322007. The next prime is 31312124322053. The reversal of 31312124322041 is 14022342121313.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 31312124322041 - 210 = 31312124321017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 31312124321995 and 31312124322013.

It is not an unprimeable number, because it can be changed into a prime (31312124322091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42394985 + ... + 43127241.

It is an arithmetic number, because the mean of its divisors is an integer number (3929637660228).

Almost surely, 231312124322041 is an apocalyptic number.

It is an amenable number.

31312124322041 is a deficient number, since it is larger than the sum of its proper divisors (124976959783).

31312124322041 is a wasteful number, since it uses less digits than its factorization.

31312124322041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 902871.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 31312124322041 its reverse (14022342121313), we get a palindrome (45334466443354).

The spelling of 31312124322041 in words is "thirty-one trillion, three hundred twelve billion, one hundred twenty-four million, three hundred twenty-two thousand, forty-one".

Divisors: 1 251 170363 732257 42761113 183796507 124749499291 31312124322041