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107541605 = 521508321
BaseRepresentation
bin1100110100011…
…11010001100101
321111100200100102
412122033101211
5210012312410
614400553445
72444042243
oct632172145
9244320312
10107541605
1155782666
1230022885
13193843b2
14103d5793
1596942a5
hex668f465

107541605 has 4 divisors (see below), whose sum is σ = 129049932. Its totient is φ = 86033280.

The previous prime is 107541571. The next prime is 107541613. The reversal of 107541605 is 506145701.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 506145701 = 1567323003.

It can be written as a sum of positive squares in 2 ways, for example, as 68591524 + 38950081 = 8282^2 + 6241^2 .

It is not a de Polignac number, because 107541605 - 212 = 107537509 is a prime.

It is a Duffinian number.

It is a congruent 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, 10754156 + ... + 10754165.

It is an arithmetic number, because the mean of its divisors is an integer number (32262483).

Almost surely, 2107541605 is an apocalyptic number.

It is an amenable number.

107541605 is a deficient number, since it is larger than the sum of its proper divisors (21508327).

107541605 is an equidigital number, since it uses as much as digits as its factorization.

107541605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21508326.

The product of its (nonzero) digits is 4200, while the sum is 29.

The square root of 107541605 is about 10370.2268538350. The cubic root of 107541605 is about 475.5456038980.

The spelling of 107541605 in words is "one hundred seven million, five hundred forty-one thousand, six hundred five".

Divisors: 1 5 21508321 107541605