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53210547079 = 2915165918439
BaseRepresentation
bin110001100011100110…
…001000001110000111
312002100100000212020221
4301203212020032013
51332433400001304
640240010405211
73562415121214
oct614346101607
9162310025227
1053210547079
1120625a6a648
12a390130807
13502cc62121
14280aca2b0b
1515b6678054
hexc63988387

53210547079 has 16 divisors (see below), whose sum is σ = 55497024000. Its totient is φ = 50955256800.

The previous prime is 53210547001. The next prime is 53210547083. The reversal of 53210547079 is 97074501235.

It is a cyclic number.

It is not a de Polignac number, because 53210547079 - 227 = 53076329351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53210547779) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2876542 + ... + 2894980.

It is an arithmetic number, because the mean of its divisors is an integer number (3468564000).

Almost surely, 253210547079 is an apocalyptic number.

53210547079 is a deficient number, since it is larger than the sum of its proper divisors (2286476921).

53210547079 is a wasteful number, since it uses less digits than its factorization.

53210547079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19278.

The product of its (nonzero) digits is 264600, while the sum is 43.

The spelling of 53210547079 in words is "fifty-three billion, two hundred ten million, five hundred forty-seven thousand, seventy-nine".

Divisors: 1 29 151 659 4379 18439 19111 99509 534731 2784289 2885761 12151301 80744381 352387729 1834846451 53210547079