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47407075256 = 2319311888653
BaseRepresentation
bin101100001001101011…
…101000111110111000
311112100212202221120002
4230021223220332320
51234042202402011
633440054052132
73265535330252
oct541153507670
9145325687502
1047407075256
1119118070342
12923064a048
134616806328
14241a210cd2
151376e10c3b
hexb09ae8fb8

47407075256 has 16 divisors (see below), whose sum is σ = 93566596200. Its totient is φ = 22455982944.

The previous prime is 47407075241. The next prime is 47407075259. The reversal of 47407075256 is 65257070474.

It is a self number, because there is not a number n which added to its sum of digits gives 47407075256.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47407075259) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 155944175 + ... + 155944478.

Almost surely, 247407075256 is an apocalyptic number.

It is an amenable number.

47407075256 is a deficient number, since it is larger than the sum of its proper divisors (46159520944).

47407075256 is a wasteful number, since it uses less digits than its factorization.

47407075256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311888678 (or 311888674 counting only the distinct ones).

The product of its (nonzero) digits is 1646400, while the sum is 47.

The spelling of 47407075256 in words is "forty-seven billion, four hundred seven million, seventy-five thousand, two hundred fifty-six".

Divisors: 1 2 4 8 19 38 76 152 311888653 623777306 1247554612 2495109224 5925884407 11851768814 23703537628 47407075256