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57103896902 = 21319795032909
BaseRepresentation
bin110101001011101010…
…000101000101000110
312110101200001112011112
4311023222011011012
51413422044200102
642122210405022
74061042054303
oct651352050506
9173350045145
1057103896902
112224372aa28
12b097b90772
135500752110
142a99db40aa
151743383252
hexd4ba85146

57103896902 has 64 divisors (see below), whose sum is σ = 98558208000. Its totient is φ = 24594979968.

The previous prime is 57103896887. The next prime is 57103896931. The reversal of 57103896902 is 20969830175.

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, 19628624 + ... + 19631532.

It is an arithmetic number, because the mean of its divisors is an integer number (1539972000).

Almost surely, 257103896902 is an apocalyptic number.

57103896902 is a deficient number, since it is larger than the sum of its proper divisors (41454311098).

57103896902 is a wasteful number, since it uses less digits than its factorization.

57103896902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3525.

The product of its (nonzero) digits is 816480, while the sum is 50.

The spelling of 57103896902 in words is "fifty-seven billion, one hundred three million, eight hundred ninety-six thousand, nine hundred two".

Divisors: 1 2 13 19 26 38 79 158 247 494 503 1006 1027 1501 2054 2909 3002 5818 6539 9557 13078 19114 19513 37817 39026 39737 55271 75634 79474 110542 124241 229811 248482 459622 516581 718523 755003 1033162 1437046 1463227 1510006 2926454 2987543 4366409 5975086 8732818 9815039 19021951 19630078 27801313 38043902 55602626 56763317 113526634 115594933 231189866 361417069 722834138 1502734129 2196303727 3005468258 4392607454 28551948451 57103896902