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53056501953 = 3713316269231
BaseRepresentation
bin110001011010011010…
…011111100011000001
312001221121011120001220
4301122122133203001
51332124431030303
640212424545253
73555534553110
oct613232374301
9161847146056
1053056501953
1120557015224
12a348622229
135007077c70
1427d4643c77
1515a7d9a053
hexc5a69f8c1

53056501953 has 32 divisors (see below), whose sum is σ = 89875709952. Its totient is φ = 27083073600.

The previous prime is 53056501937. The next prime is 53056501957. The reversal of 53056501953 is 35910565035.

It is a happy number.

53056501953 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 53056501953 - 24 = 53056501937 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (53056501957) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3126153 + ... + 3143078.

It is an arithmetic number, because the mean of its divisors is an integer number (2808615936).

Almost surely, 253056501953 is an apocalyptic number.

It is an amenable number.

53056501953 is a deficient number, since it is larger than the sum of its proper divisors (36819207999).

53056501953 is a wasteful number, since it uses less digits than its factorization.

53056501953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6269285.

The product of its (nonzero) digits is 303750, while the sum is 42.

The spelling of 53056501953 in words is "fifty-three billion, fifty-six million, five hundred one thousand, nine hundred fifty-three".

Divisors: 1 3 7 13 21 31 39 91 93 217 273 403 651 1209 2821 8463 6269231 18807693 43884617 81500003 131653851 194346161 244500009 570500021 583038483 1360423127 1711500063 2526500093 4081269381 7579500279 17685500651 53056501953