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55100331165725 = 5217196823570423
BaseRepresentation
bin11001000011101000010111…
…01010101000100000011101
321020002112120211001200202222
430201310023222220200131
524210230434234300400
6313104424230555125
714414603400133436
oct1441641352504035
9236075524050688
1055100331165725
1116613a1253142a
12621a991508aa5
132498c28ab7211
14d86c27db848d
156584456d4185
hex321d0baa881d

55100331165725 has 24 divisors (see below), whose sum is σ = 76151045931840. Its totient is φ = 39303765630720.

The previous prime is 55100331165713. The next prime is 55100331165769. The reversal of 55100331165725 is 52756113300155.

It is not a de Polignac number, because 55100331165725 - 26 = 55100331165661 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3411777137 + ... + 3411793286.

It is an arithmetic number, because the mean of its divisors is an integer number (3172960247160).

Almost surely, 255100331165725 is an apocalyptic number.

It is an amenable number.

55100331165725 is a deficient number, since it is larger than the sum of its proper divisors (21050714766115).

55100331165725 is a wasteful number, since it uses less digits than its factorization.

55100331165725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6823570469 (or 6823570464 counting only the distinct ones).

The product of its (nonzero) digits is 472500, while the sum is 44.

The spelling of 55100331165725 in words is "fifty-five trillion, one hundred billion, three hundred thirty-one million, one hundred sixty-five thousand, seven hundred twenty-five".

Divisors: 1 5 17 19 25 85 95 323 425 475 1615 8075 6823570423 34117852115 116000697191 129647838037 170589260575 580003485955 648239190185 2204013246629 2900017429775 3241195950925 11020066233145 55100331165725