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55025005375 = 531373213139
BaseRepresentation
bin110011001111101111…
…101111001100111111
312021000210020220010001
4303033233233030333
51400142400133000
641140024455131
73655366554124
oct631757571477
9167023226101
1055025005375
11213771a9a5a
12a7b791a4a7
13525bb450a2
14293dc6074b
151670ada46a
hexccfbef33f

55025005375 has 16 divisors (see below), whose sum is σ = 69172477920. Its totient is φ = 43698676800.

The previous prime is 55025005339. The next prime is 55025005417. The reversal of 55025005375 is 57350052055.

It is not a de Polignac number, because 55025005375 - 27 = 55025005247 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1589445 + ... + 1623694.

It is an arithmetic number, because the mean of its divisors is an integer number (4323279870).

Almost surely, 255025005375 is an apocalyptic number.

55025005375 is a deficient number, since it is larger than the sum of its proper divisors (14147472545).

55025005375 is a wasteful number, since it uses less digits than its factorization.

55025005375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3213291 (or 3213281 counting only the distinct ones).

The product of its (nonzero) digits is 131250, while the sum is 37.

The spelling of 55025005375 in words is "fifty-five billion, twenty-five million, five thousand, three hundred seventy-five".

Divisors: 1 5 25 125 137 685 3425 17125 3213139 16065695 80328475 401642375 440200043 2201000215 11005001075 55025005375