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52850960 = 2451738861
BaseRepresentation
bin1100100110011…
…1000100010000
310200110002212222
43021213010100
5102012212320
65124440212
71211140301
oct311470420
9120402788
1052850960
1127918788
1215849068
13ac45c76
14703a7a8
15498e825
hex3267110

52850960 has 40 divisors (see below), whose sum is σ = 130109976. Its totient is φ = 19896320.

The previous prime is 52850953. The next prime is 52850969. The reversal of 52850960 is 6905825.

It can be written as a sum of positive squares in 4 ways, for example, as 21086464 + 31764496 = 4592^2 + 5636^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 52850960.

It is not an unprimeable number, because it can be changed into a prime (52850969) 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, 18071 + ... + 20790.

Almost surely, 252850960 is an apocalyptic number.

It is an amenable number.

52850960 is an abundant number, since it is smaller than the sum of its proper divisors (77259016).

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

52850960 is a wasteful number, since it uses less digits than its factorization.

52850960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38891 (or 38885 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 52850960 is about 7269.8665737412. The cubic root of 52850960 is about 375.2761462284.

The spelling of 52850960 in words is "fifty-two million, eight hundred fifty thousand, nine hundred sixty".

Divisors: 1 2 4 5 8 10 16 17 20 34 40 68 80 85 136 170 272 340 680 1360 38861 77722 155444 194305 310888 388610 621776 660637 777220 1321274 1554440 2642548 3108880 3303185 5285096 6606370 10570192 13212740 26425480 52850960