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107662289 = 7472291429
BaseRepresentation
bin1100110101011…
…00101111010001
321111120210220012
412122230233101
5210030143124
614403324305
72445054140
oct632545721
9244523805
10107662289
11558552a9
1230080695
13193c72c7
1410427757
1596b9e0e
hex66acbd1

107662289 has 16 divisors (see below), whose sum is σ = 126297600. Its totient is φ = 89861184.

The previous prime is 107662283. The next prime is 107662327. The reversal of 107662289 is 982266701.

It is not a de Polignac number, because 107662289 - 220 = 106613713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (107662283) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74627 + ... + 76055.

It is an arithmetic number, because the mean of its divisors is an integer number (7893600).

Almost surely, 2107662289 is an apocalyptic number.

It is an amenable number.

107662289 is a deficient number, since it is larger than the sum of its proper divisors (18635311).

107662289 is a wasteful number, since it uses less digits than its factorization.

107662289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1712.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 107662289 is about 10376.0439956662. The cubic root of 107662289 is about 475.7234243515.

The spelling of 107662289 in words is "one hundred seven million, six hundred sixty-two thousand, two hundred eighty-nine".

Divisors: 1 7 47 229 329 1429 1603 10003 10763 67163 75341 327241 470141 2290687 15380327 107662289