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53170130 = 2513537717
BaseRepresentation
bin1100101011010…
…0111111010010
310201001022201002
43022310333102
5102102421010
65135342002
71213636646
oct312647722
9121038632
1053170130
1128016562
1215981902
13b028320
1470c0c26
154a041a5
hex32b4fd2

53170130 has 32 divisors (see below), whose sum is σ = 105026544. Its totient is φ = 19259136.

The previous prime is 53170129. The next prime is 53170157. The reversal of 53170130 is 3107135.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 18395521 + 34774609 = 4289^2 + 5897^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3032 + ... + 10748.

Almost surely, 253170130 is an apocalyptic number.

53170130 is a deficient number, since it is larger than the sum of its proper divisors (51856414).

53170130 is a wasteful number, since it uses less digits than its factorization.

53170130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7790.

The product of its (nonzero) digits is 315, while the sum is 20.

The square root of 53170130 is about 7291.7851038000. The cubic root of 53170130 is about 376.0300687060.

Adding to 53170130 its reverse (3107135), we get a palindrome (56277265).

The spelling of 53170130 in words is "fifty-three million, one hundred seventy thousand, one hundred thirty".

Divisors: 1 2 5 10 13 26 53 65 106 130 265 530 689 1378 3445 6890 7717 15434 38585 77170 100321 200642 409001 501605 818002 1003210 2045005 4090010 5317013 10634026 26585065 53170130