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52636948 = 22713413527
BaseRepresentation
bin1100100011001…
…0110100010100
310200001020022121
43020302310110
5101433340243
65120105324
71206256330
oct310626424
9120036277
1052636948
1127791a11
1215765244
13ab9c730
146dc27c0
15494b1ed
hex3232d14

52636948 has 48 divisors (see below), whose sum is σ = 116169984. Its totient is φ = 20309760.

The previous prime is 52636933. The next prime is 52636957. The reversal of 52636948 is 84963625.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13161 + ... + 16687.

It is an arithmetic number, because the mean of its divisors is an integer number (2420208).

Almost surely, 252636948 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52636948, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58084992).

52636948 is an abundant number, since it is smaller than the sum of its proper divisors (63533036).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52636948 is a wasteful number, since it uses less digits than its factorization.

52636948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3592 (or 3590 counting only the distinct ones).

The product of its digits is 311040, while the sum is 43.

The square root of 52636948 is about 7255.1325280797. The cubic root of 52636948 is about 374.7689195601.

The spelling of 52636948 in words is "fifty-two million, six hundred thirty-six thousand, nine hundred forty-eight".

Divisors: 1 2 4 7 13 14 26 28 41 52 82 91 164 182 287 364 533 574 1066 1148 2132 3527 3731 7054 7462 14108 14924 24689 45851 49378 91702 98756 144607 183404 289214 320957 578428 641914 1012249 1283828 1879891 2024498 3759782 4048996 7519564 13159237 26318474 52636948