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53880708 = 2237641437
BaseRepresentation
bin1100110110001…
…0011110000100
310202101102102210
43031202132010
5102243140313
65202503420
71222656420
oct315423604
9122342383
1053880708
1128461412
1216064b70
13b21689b
147227b80
154ae49c3
hex3362784

53880708 has 24 divisors (see below), whose sum is σ = 143682112. Its totient is φ = 15394464.

The previous prime is 53880679. The next prime is 53880721. The reversal of 53880708 is 80708835.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 320635 + ... + 320802.

Almost surely, 253880708 is an apocalyptic number.

It is an amenable number.

53880708 is an abundant number, since it is smaller than the sum of its proper divisors (89801404).

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

53880708 is a wasteful number, since it uses less digits than its factorization.

53880708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641451 (or 641449 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 39.

The square root of 53880708 is about 7340.3479481561. The cubic root of 53880708 is about 377.6977792031.

The spelling of 53880708 in words is "fifty-three million, eight hundred eighty thousand, seven hundred eight".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 641437 1282874 1924311 2565748 3848622 4490059 7697244 8980118 13470177 17960236 26940354 53880708