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14664504031 = 139271389299
BaseRepresentation
bin11011010100001001…
…01001001011011111
31101211222211222201221
431222010221023133
5220013103112111
610423051114211
71026254141032
oct155204511337
941758758657
1014664504031
116245803a21
122a13142967
1314c91a0828
149d1851019
155ac643371
hex36a1292df

14664504031 has 8 divisors (see below), whose sum is σ = 14824544000. Its totient is φ = 14505243480.

The previous prime is 14664503983. The next prime is 14664504047. The reversal of 14664504031 is 13040546641.

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 14664504031 - 29 = 14664503519 is a prime.

It is a super-2 number, since 2×146645040312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14664502031) 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, 156981 + ... + 232318.

It is an arithmetic number, because the mean of its divisors is an integer number (1853068000).

Almost surely, 214664504031 is an apocalyptic number.

14664504031 is a deficient number, since it is larger than the sum of its proper divisors (160039969).

14664504031 is a wasteful number, since it uses less digits than its factorization.

14664504031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389709.

The product of its (nonzero) digits is 34560, while the sum is 34.

The spelling of 14664504031 in words is "fourteen billion, six hundred sixty-four million, five hundred four thousand, thirty-one".

Divisors: 1 139 271 37669 389299 54112561 105500029 14664504031