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14920500351 = 34973500117
BaseRepresentation
bin11011110010101010…
…01100010001111111
31102111211112221200010
431321111030101333
5221024122002401
610504314034303
71035513106011
oct157125142177
942454487603
1014920500351
116367262829
122a84a18993
13153a232643
14a1784c1b1
155c4d5ded6
hex37954c47f

14920500351 has 4 divisors (see below), whose sum is σ = 19894000472. Its totient is φ = 9947000232.

The previous prime is 14920500251. The next prime is 14920500359. The reversal of 14920500351 is 15300502941.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 14920500351 - 214 = 14920483967 is a prime.

It is a super-2 number, since 2×149205003512 (a number of 21 digits) contains 22 as substring.

It is the 122150-th Hogben number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14920500359) by changing a digit.

It is a nontrivial repunit in base 122149.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2486750056 + ... + 2486750061.

It is an arithmetic number, because the mean of its divisors is an integer number (4973500118).

Almost surely, 214920500351 is an apocalyptic number.

14920500351 is a deficient number, since it is larger than the sum of its proper divisors (4973500121).

14920500351 is an equidigital number, since it uses as much as digits as its factorization.

14920500351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4973500120.

The product of its (nonzero) digits is 5400, while the sum is 30.

The spelling of 14920500351 in words is "fourteen billion, nine hundred twenty million, five hundred thousand, three hundred fifty-one".

Divisors: 1 3 4973500117 14920500351