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55711295 = 5174391493
BaseRepresentation
bin1101010010000…
…1011000111111
310212211102112022
43110201120333
5103230230140
65310030355
71244352413
oct324413077
9125742468
1055711295
11294a17a2
12167a83bb
13b707b83
147582d43
154d570b5
hex352163f

55711295 has 16 divisors (see below), whose sum is σ = 70994880. Its totient is φ = 41823744.

The previous prime is 55711283. The next prime is 55711379. The reversal of 55711295 is 59211755.

It is a Cunningham number, because it is equal to 74642-1.

It is a cyclic number.

It is not a de Polignac number, because 55711295 - 26 = 55711231 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, 36569 + ... + 38061.

It is an arithmetic number, because the mean of its divisors is an integer number (4437180).

Almost surely, 255711295 is an apocalyptic number.

55711295 is a deficient number, since it is larger than the sum of its proper divisors (15283585).

55711295 is a wasteful number, since it uses less digits than its factorization.

55711295 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1954.

The product of its digits is 15750, while the sum is 35.

The square root of 55711295 is about 7463.9999330118. Note that the first 4 decimals coincide. The cubic root of 55711295 is about 381.9276358453.

The spelling of 55711295 in words is "fifty-five million, seven hundred eleven thousand, two hundred ninety-five".

Divisors: 1 5 17 85 439 1493 2195 7463 7465 25381 37315 126905 655427 3277135 11142259 55711295