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57625330 = 257823219
BaseRepresentation
bin1101101111010…
…0101011110010
311000102200002111
43123310223302
5104223002310
65415035534
71266543610
oct333645362
9130380074
1057625330
112a589844
121736bbaa
13bc28139
1479206b0
1550d428a
hex36f4af2

57625330 has 16 divisors (see below), whose sum is σ = 118543680. Its totient is φ = 19757232.

The previous prime is 57625313. The next prime is 57625339. The reversal of 57625330 is 3352675.

It is a junction number, because it is equal to n+sod(n) for n = 57625292 and 57625301.

It is not an unprimeable number, because it can be changed into a prime (57625339) 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, 411540 + ... + 411679.

It is an arithmetic number, because the mean of its divisors is an integer number (7408980).

Almost surely, 257625330 is an apocalyptic number.

57625330 is an abundant number, since it is smaller than the sum of its proper divisors (60918350).

57625330 is a wasteful number, since it uses less digits than its factorization.

57625330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 823233.

The product of its (nonzero) digits is 18900, while the sum is 31.

The square root of 57625330 is about 7591.1349612558. The cubic root of 57625330 is about 386.2523563008.

The spelling of 57625330 in words is "fifty-seven million, six hundred twenty-five thousand, three hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 823219 1646438 4116095 5762533 8232190 11525066 28812665 57625330