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52122600215 = 572544939043
BaseRepresentation
bin110000100010101111…
…111100001100010111
311222112111212102201122
4300202233330030113
51323221341201330
635540024114155
73523434535400
oct604257741427
9158474772648
1052122600215
1120117938004
12a12790595b
134bb874169a
1427465c09a7
151550dc35e5
hexc22bfc317

52122600215 has 24 divisors (see below), whose sum is σ = 72774111600. Its totient is φ = 35733737088.

The previous prime is 52122600203. The next prime is 52122600221. The reversal of 52122600215 is 51200622125.

It is not a de Polignac number, because 52122600215 - 224 = 52105822999 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1315484 + ... + 1354526.

It is an arithmetic number, because the mean of its divisors is an integer number (3032254650).

Almost surely, 252122600215 is an apocalyptic number.

52122600215 is a deficient number, since it is larger than the sum of its proper divisors (20651511385).

52122600215 is a wasteful number, since it uses less digits than its factorization.

52122600215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44511 (or 44504 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

The spelling of 52122600215 in words is "fifty-two billion, one hundred twenty-two million, six hundred thousand, two hundred fifteen".

Divisors: 1 5 7 35 49 245 5449 27245 38143 39043 190715 195215 267001 273301 1335005 1366505 1913107 9565535 212745307 1063726535 1489217149 7446085745 10424520043 52122600215