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13941014931 = 321549001659
BaseRepresentation
bin11001111101111001…
…10000000110010011
31022222120110221021100
430332330300012103
5212022344434211
610223204155443
71002320446254
oct147674600623
938876427240
1013941014931
115a04380948
122850998b83
131412328b7c
14963720b2b
15568d81156
hex33ef30193

13941014931 has 6 divisors (see below), whose sum is σ = 20137021580. Its totient is φ = 9294009948.

The previous prime is 13941014903. The next prime is 13941014939.

13941014931 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 13941014931 - 27 = 13941014803 is a prime.

It is a super-2 number, since 2×139410149312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13941014939) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 774500821 + ... + 774500838.

Almost surely, 213941014931 is an apocalyptic number.

13941014931 is a deficient number, since it is larger than the sum of its proper divisors (6196006649).

13941014931 is a wasteful number, since it uses less digits than its factorization.

13941014931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1549001665 (or 1549001662 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The spelling of 13941014931 in words is "thirteen billion, nine hundred forty-one million, fourteen thousand, nine hundred thirty-one".

Divisors: 1 3 9 1549001659 4647004977 13941014931