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14558072645 = 529421238481
BaseRepresentation
bin11011000111011101…
…01000111101000101
31101120120120201022202
431203232220331011
5214303331311040
610404330004245
71023522401324
oct154356507505
941516521282
1014558072645
1161a071a4a6
1229a3576685
1314b011788c
149c16680bb
155a311d015
hex363ba8f45

14558072645 has 16 divisors (see below), whose sum is σ = 18115092720. Its totient is φ = 11218099200.

The previous prime is 14558072603. The next prime is 14558072677. The reversal of 14558072645 is 54627085541.

It can be written as a sum of positive squares in 8 ways, for example, as 359443681 + 14198628964 = 18959^2 + 119158^2 .

It is a de Polignac number, because none of the positive numbers 2k-14558072645 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14558072645.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58196 + ... + 180285.

It is an arithmetic number, because the mean of its divisors is an integer number (1132193295).

Almost surely, 214558072645 is an apocalyptic number.

It is an amenable number.

14558072645 is a deficient number, since it is larger than the sum of its proper divisors (3557020075).

14558072645 is a wasteful number, since it uses less digits than its factorization.

14558072645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238936.

The product of its (nonzero) digits is 1344000, while the sum is 47.

The spelling of 14558072645 in words is "fourteen billion, five hundred fifty-eight million, seventy-two thousand, six hundred forty-five".

Divisors: 1 5 29 145 421 2105 12209 61045 238481 1192405 6915949 34579745 100400501 502002505 2911614529 14558072645