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31367330434 = 2117319531339
BaseRepresentation
bin11101001101101000…
…110111101010000010
32222222001011111010001
4131031220313222002
51003220014033214
622224314430214
72160211623646
oct351550675202
988861144101
1031367330434
1112337049690
1260b4a3236a
132c5b74576b
141737c94c26
15c38bb8c74
hex74da37a82

31367330434 has 16 divisors (see below), whose sum is σ = 52031489760. Its totient is φ = 14062563360.

The previous prime is 31367330417. The next prime is 31367330453. The reversal of 31367330434 is 43403376313.

It is a junction number, because it is equal to n+sod(n) for n = 31367330393 and 31367330402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9764064 + ... + 9767275.

It is an arithmetic number, because the mean of its divisors is an integer number (3251968110).

Almost surely, 231367330434 is an apocalyptic number.

31367330434 is a deficient number, since it is larger than the sum of its proper divisors (20664159326).

31367330434 is a wasteful number, since it uses less digits than its factorization.

31367330434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19531425.

The product of its (nonzero) digits is 163296, while the sum is 37.

The spelling of 31367330434 in words is "thirty-one billion, three hundred sixty-seven million, three hundred thirty thousand, four hundred thirty-four".

Divisors: 1 2 11 22 73 146 803 1606 19531339 39062678 214844729 429689458 1425787747 2851575494 15683665217 31367330434