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107504405 = 553405677
BaseRepresentation
bin1100110100001…
…10001100010101
321111021210022122
412122012030111
5210010120110
614400105325
72443525631
oct632061425
9244253278
10107504405
1155757718
1230005245
1319370498
14103c5dc1
159688255
hex6686315

107504405 has 8 divisors (see below), whose sum is σ = 131439672. Its totient is φ = 84380608.

The previous prime is 107504401. The next prime is 107504477. The reversal of 107504405 is 504405701.

It can be written as a sum of positive squares in 4 ways, for example, as 48121969 + 59382436 = 6937^2 + 7706^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 107504405 - 22 = 107504401 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107504401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202574 + ... + 203103.

It is an arithmetic number, because the mean of its divisors is an integer number (16429959).

Almost surely, 2107504405 is an apocalyptic number.

It is an amenable number.

107504405 is a deficient number, since it is larger than the sum of its proper divisors (23935267).

107504405 is an equidigital number, since it uses as much as digits as its factorization.

107504405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405735.

The product of its (nonzero) digits is 2800, while the sum is 26.

The square root of 107504405 is about 10368.4331024509. The cubic root of 107504405 is about 475.4907651633.

The spelling of 107504405 in words is "one hundred seven million, five hundred four thousand, four hundred five".

Divisors: 1 5 53 265 405677 2028385 21500881 107504405