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31341302434 = 21347220711621
BaseRepresentation
bin11101001100000101…
…100101001010100010
32222220020012010102001
4131030011211022202
51003141333134214
622221544514214
72156444450401
oct351405451242
988806163361
1031341302434
1112323391442
1260a817b96a
132c56231690
14173463b638
15c36776c74
hex74c1652a2

31341302434 has 32 divisors (see below), whose sum is σ = 51733334016. Its totient is φ = 14149813440.

The previous prime is 31341302407. The next prime is 31341302449. The reversal of 31341302434 is 43420314313.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2691144 + ... + 2702764.

It is an arithmetic number, because the mean of its divisors is an integer number (1616666688).

Almost surely, 231341302434 is an apocalyptic number.

31341302434 is a deficient number, since it is larger than the sum of its proper divisors (20392031582).

31341302434 is a wasteful number, since it uses less digits than its factorization.

31341302434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13890.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 31341302434 its reverse (43420314313), we get a palindrome (74761616747).

The spelling of 31341302434 in words is "thirty-one billion, three hundred forty-one million, three hundred two thousand, four hundred thirty-four".

Divisors: 1 2 13 26 47 94 611 1222 2207 4414 11621 23242 28691 57382 103729 151073 207458 302146 546187 1092374 1348477 2696954 7100431 14200862 25647547 51295094 333418111 666836222 1205434709 2410869418 15670651217 31341302434