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313130311122 = 23173069905011
BaseRepresentation
bin1001000111010000000…
…01010101110111010010
31002221020120220221110110
410203220001111313102
520112242324423442
6355503341142150
731423442504646
oct4435001256722
91087216827413
10313130311122
111108859963a2
125082a85a956
13236b31c7885
1411226d0cc26
15822a2a169c
hex48e8055dd2

313130311122 has 16 divisors (see below), whose sum is σ = 663099482592. Its totient is φ = 98236960320.

The previous prime is 313130311121. The next prime is 313130311163. The reversal of 313130311122 is 221113031313.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (313130311121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1534952404 + ... + 1534952607.

It is an arithmetic number, because the mean of its divisors is an integer number (41443717662).

Almost surely, 2313130311122 is an apocalyptic number.

313130311122 is an abundant number, since it is smaller than the sum of its proper divisors (349969171470).

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

313130311122 is a wasteful number, since it uses less digits than its factorization.

313130311122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3069905033.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 313130311122 its reverse (221113031313), we get a palindrome (534243342435).

The spelling of 313130311122 in words is "three hundred thirteen billion, one hundred thirty million, three hundred eleven thousand, one hundred twenty-two".

Divisors: 1 2 3 6 17 34 51 102 3069905011 6139810022 9209715033 18419430066 52188385187 104376770374 156565155561 313130311122