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5056666505 = 5117110112821
BaseRepresentation
bin1001011010110011…
…01001101110001001
3111001102000021101122
410231121221232021
540324001312010
62153433525025
7236210645642
oct45531515611
914042007348
105056666505
1121653a1430
12b91573775
1362780c477
1435d8126c9
151e8deb855
hex12d669b89

5056666505 has 32 divisors (see below), whose sum is σ = 6779863296. Its totient is φ = 3589600000.

The previous prime is 5056666499. The next prime is 5056666513.

5056666505 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5056666505 - 214 = 5056650121 is a prime.

It is a super-2 number, since 2×50566665052 = 51139752285577830050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 387995 + ... + 400815.

It is an arithmetic number, because the mean of its divisors is an integer number (211870728).

Almost surely, 25056666505 is an apocalyptic number.

5056666505 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5056666505 is a deficient number, since it is larger than the sum of its proper divisors (1723196791).

5056666505 is a wasteful number, since it uses less digits than its factorization.

5056666505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13009.

The product of its (nonzero) digits is 810000, while the sum is 44.

The square root of 5056666505 is about 71110.2419135247. The cubic root of 5056666505 is about 1716.4115859197.

The spelling of 5056666505 in words is "five billion, fifty-six million, six hundred sixty-six thousand, five hundred five".

Divisors: 1 5 11 55 71 101 355 505 781 1111 3905 5555 7171 12821 35855 64105 78881 141031 394405 705155 910291 1294921 4551455 6474605 10013201 14244131 50066005 71220655 91939391 459696955 1011333301 5056666505