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107917585 = 51973312
BaseRepresentation
bin1100110111010…
…11000100010001
321112001210002121
412123223010101
5210111330320
614413014241
72450166346
oct633530421
9245053077
10107917585
1155a0a096
1230184381
1319486579
14104927cd
15971a8aa
hex66eb111

107917585 has 12 divisors (see below), whose sum is σ = 130552884. Its totient is φ = 85636320.

The previous prime is 107917583. The next prime is 107917609. The reversal of 107917585 is 585719701.

It can be written as a sum of positive squares in 2 ways, for example, as 79869969 + 28047616 = 8937^2 + 5296^2 .

It is not a de Polignac number, because 107917585 - 21 = 107917583 is a prime.

It is a super-3 number, since 3×1079175853 (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107917583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 325870 + ... + 326200.

It is an arithmetic number, because the mean of its divisors is an integer number (10879407).

Almost surely, 2107917585 is an apocalyptic number.

It is an amenable number.

107917585 is a deficient number, since it is larger than the sum of its proper divisors (22635299).

107917585 is an frugal number, since it uses more digits than its factorization.

107917585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 864 (or 533 counting only the distinct ones).

The product of its (nonzero) digits is 88200, while the sum is 43.

The square root of 107917585 is about 10388.3388951266. The cubic root of 107917585 is about 476.0991498964.

The spelling of 107917585 in words is "one hundred seven million, nine hundred seventeen thousand, five hundred eighty-five".

Divisors: 1 5 197 331 985 1655 65207 109561 326035 547805 21583517 107917585