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55252107171 = 329836245293
BaseRepresentation
bin110011011101010010…
…000011111110100011
312021121121120212012200
4303131102003332203
51401124014412141
641214340224243
73664125106362
oct633522037643
9167547525180
1055252107171
1121483412998
12a85b99b083
135296bcb151
1429620997d9
1516859e9ab6
hexcdd483fa3

55252107171 has 12 divisors (see below), whose sum is σ = 79889800848. Its totient is φ = 36797260464.

The previous prime is 55252107143. The next prime is 55252107221. The reversal of 55252107171 is 17170125255.

It is not a de Polignac number, because 55252107171 - 215 = 55252074403 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55252107971) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3113800 + ... + 3131493.

It is an arithmetic number, because the mean of its divisors is an integer number (6657483404).

Almost surely, 255252107171 is an apocalyptic number.

55252107171 is a deficient number, since it is larger than the sum of its proper divisors (24637693677).

55252107171 is a wasteful number, since it uses less digits than its factorization.

55252107171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6246282 (or 6246279 counting only the distinct ones).

The product of its (nonzero) digits is 24500, while the sum is 36.

The spelling of 55252107171 in words is "fifty-five billion, two hundred fifty-two million, one hundred seven thousand, one hundred seventy-one".

Divisors: 1 3 9 983 2949 8847 6245293 18735879 56207637 6139123019 18417369057 55252107171