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107163305 = 521432661
BaseRepresentation
bin1100110001100…
…10111010101001
321110122110102022
412120302322221
5204413211210
614344514225
72440605314
oct630627251
9243573368
10107163305
1155544417
122ba7b975
1319281152
141033797b
15961c155
hex6632ea9

107163305 has 4 divisors (see below), whose sum is σ = 128595972. Its totient is φ = 85730640.

The previous prime is 107163289. The next prime is 107163347. The reversal of 107163305 is 503361701.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 503361701 = 1373674173.

It can be written as a sum of positive squares in 2 ways, for example, as 36132121 + 71031184 = 6011^2 + 8428^2 .

It is not a de Polignac number, because 107163305 - 24 = 107163289 is a prime.

It is a super-2 number, since 2×1071633052 = 22967947877046050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10716326 + ... + 10716335.

It is an arithmetic number, because the mean of its divisors is an integer number (32148993).

Almost surely, 2107163305 is an apocalyptic number.

It is an amenable number.

107163305 is a deficient number, since it is larger than the sum of its proper divisors (21432667).

107163305 is an equidigital number, since it uses as much as digits as its factorization.

107163305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21432666.

The product of its (nonzero) digits is 1890, while the sum is 26.

The square root of 107163305 is about 10351.9710683522. The cubic root of 107163305 is about 474.9873385360.

The spelling of 107163305 in words is "one hundred seven million, one hundred sixty-three thousand, three hundred five".

Divisors: 1 5 21432661 107163305