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107350405 = 521470081
BaseRepresentation
bin1100110011000…
…00100110000101
321110222222001221
412121200212011
5204440203110
614352520341
72442314641
oct631404605
9243888057
10107350405
1155661a48
122bb500b1
1319318366
1410385c21
1596577da
hex6660985

107350405 has 4 divisors (see below), whose sum is σ = 128820492. Its totient is φ = 85880320.

The previous prime is 107350379. The next prime is 107350421. The reversal of 107350405 is 504053701.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 504053701 = 3713623073.

It can be written as a sum of positive squares in 2 ways, for example, as 62821476 + 44528929 = 7926^2 + 6673^2 .

It is not a de Polignac number, because 107350405 - 211 = 107348357 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 107350405.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10735036 + ... + 10735045.

It is an arithmetic number, because the mean of its divisors is an integer number (32205123).

Almost surely, 2107350405 is an apocalyptic number.

It is an amenable number.

107350405 is a deficient number, since it is larger than the sum of its proper divisors (21470087).

107350405 is an equidigital number, since it uses as much as digits as its factorization.

107350405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21470086.

The product of its (nonzero) digits is 2100, while the sum is 25.

The square root of 107350405 is about 10361.0040536620. The cubic root of 107350405 is about 475.2636099105.

The spelling of 107350405 in words is "one hundred seven million, three hundred fifty thousand, four hundred five".

Divisors: 1 5 21470081 107350405