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14029775905 = 59728927373
BaseRepresentation
bin11010001000011110…
…10110010000100001
31100012202111110102211
431010033112100201
5212213110312110
610240054442121
71004446061515
oct150417262041
940182443384
1014029775905
115a4a496322
122876663341
131427835b62
14971428145
15571a6598a
hex3443d6421

14029775905 has 8 divisors (see below), whose sum is σ = 17009295912. Its totient is φ = 11108110848.

The previous prime is 14029775863. The next prime is 14029775953. The reversal of 14029775905 is 50957792041.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 5498667409 + 8531108496 = 74153^2 + 92364^2 .

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 14029775905 - 233 = 5439841313 is a prime.

It is a super-2 number, since 2×140297759052 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

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, 14463202 + ... + 14464171.

It is an arithmetic number, because the mean of its divisors is an integer number (2126161989).

Almost surely, 214029775905 is an apocalyptic number.

It is an amenable number.

14029775905 is a deficient number, since it is larger than the sum of its proper divisors (2979520007).

14029775905 is an equidigital number, since it uses as much as digits as its factorization.

14029775905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28927475.

The product of its (nonzero) digits is 793800, while the sum is 49.

The spelling of 14029775905 in words is "fourteen billion, twenty-nine million, seven hundred seventy-five thousand, nine hundred five".

Divisors: 1 5 97 485 28927373 144636865 2805955181 14029775905