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57388355005 = 5611495632243
BaseRepresentation
bin110101011100100111…
…001100110110111101
312111010111022111022211
4311130213030312331
51420012404330010
642210331340421
74101064653232
oct653447146675
9174114274284
1057388355005
112237a259573
12b1572b1711
13554766aa17
142ac5a9d789
15175d32208a
hexd5c9ccdbd

57388355005 has 32 divisors (see below), whose sum is σ = 70621372800. Its totient is φ = 44755342080.

The previous prime is 57388354973. The next prime is 57388355021. The reversal of 57388355005 is 50055388375.

It is not a de Polignac number, because 57388355005 - 25 = 57388354973 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 57388355005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25584414 + ... + 25586656.

It is an arithmetic number, because the mean of its divisors is an integer number (2206917900).

Almost surely, 257388355005 is an apocalyptic number.

It is an amenable number.

57388355005 is a deficient number, since it is larger than the sum of its proper divisors (13233017795).

57388355005 is a wasteful number, since it uses less digits than its factorization.

57388355005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3021.

The product of its (nonzero) digits is 2520000, while the sum is 49.

The spelling of 57388355005 in words is "fifty-seven billion, three hundred eighty-eight million, three hundred fifty-five thousand, five".

Divisors: 1 5 61 149 305 563 745 2243 2815 9089 11215 34343 45445 83887 136823 171715 334207 419435 684115 1262809 1671035 5117107 6314045 20386627 25585535 77031349 101933135 188158541 385156745 940792705 11477671001 57388355005