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107207995 = 521441599
BaseRepresentation
bin1100110001111…
…01110100111011
321110201201201111
412120331310323
5204421123440
614345501151
72441152516
oct630756473
9243651644
10107207995
1155574a54
122baa17b7
13192985ab
1410349d7d
15962a4ea
hex663dd3b

107207995 has 4 divisors (see below), whose sum is σ = 128649600. Its totient is φ = 85766392.

The previous prime is 107207993. The next prime is 107207999. The reversal of 107207995 is 599702701.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 599702701 = 1346130977.

It is a cyclic number.

It is not a de Polignac number, because 107207995 - 21 = 107207993 is a prime.

It is a super-2 number, since 2×1072079952 = 22987108383840050, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (107207993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10720795 + ... + 10720804.

It is an arithmetic number, because the mean of its divisors is an integer number (32162400).

Almost surely, 2107207995 is an apocalyptic number.

107207995 is a deficient number, since it is larger than the sum of its proper divisors (21441605).

107207995 is an equidigital number, since it uses as much as digits as its factorization.

107207995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21441604.

The product of its (nonzero) digits is 39690, while the sum is 40.

The square root of 107207995 is about 10354.1293694835. The cubic root of 107207995 is about 475.0533568871.

The spelling of 107207995 in words is "one hundred seven million, two hundred seven thousand, nine hundred ninety-five".

Divisors: 1 5 21441599 107207995