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53372984 = 2378311483
BaseRepresentation
bin1100101110011…
…0100000111000
310201102121222012
43023212200320
5102130413414
65143545052
71215443240
oct313464070
9121377865
1053372984
1128144a05
1215a5b188
13b099762
147134b20
154a4433e
hex32e6838

53372984 has 32 divisors (see below), whose sum is σ = 115758720. Its totient is φ = 22596576.

The previous prime is 53372983. The next prime is 53372999. The reversal of 53372984 is 48927335.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53372983) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1094 + ... + 10389.

It is an arithmetic number, because the mean of its divisors is an integer number (3617460).

Almost surely, 253372984 is an apocalyptic number.

It is an amenable number.

53372984 is an abundant number, since it is smaller than the sum of its proper divisors (62385736).

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

53372984 is a wasteful number, since it uses less digits than its factorization.

53372984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11579 (or 11575 counting only the distinct ones).

The product of its digits is 181440, while the sum is 41.

The square root of 53372984 is about 7305.6816245988. The cubic root of 53372984 is about 376.5076702099.

The spelling of 53372984 in words is "fifty-three million, three hundred seventy-two thousand, nine hundred eighty-four".

Divisors: 1 2 4 7 8 14 28 56 83 166 332 581 664 1162 2324 4648 11483 22966 45932 80381 91864 160762 321524 643048 953089 1906178 3812356 6671623 7624712 13343246 26686492 53372984