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106932961 = 412608121
BaseRepresentation
bin1100101111110…
…10101011100001
321110012202110001
412113322223201
5204333323321
614335540001
72435625622
oct627725341
9243182401
10106932961
11553a7353
122b98a601
1319200355
14102b7a49
1595c3c91
hex65faae1

106932961 has 4 divisors (see below), whose sum is σ = 109541124. Its totient is φ = 104324800.

The previous prime is 106932953. The next prime is 106932971. The reversal of 106932961 is 169239601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 169239601 = 687124631.

It can be written as a sum of positive squares in 2 ways, for example, as 36372961 + 70560000 = 6031^2 + 8400^2 .

It is a cyclic number.

It is not a de Polignac number, because 106932961 - 23 = 106932953 is a prime.

It is a super-2 number, since 2×1069329612 = 22869316296455042, which contains 22 as substring.

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 106932961.

It is not an unprimeable number, because it can be changed into a prime (106932971) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1304020 + ... + 1304101.

It is an arithmetic number, because the mean of its divisors is an integer number (27385281).

Almost surely, 2106932961 is an apocalyptic number.

It is an amenable number.

106932961 is a deficient number, since it is larger than the sum of its proper divisors (2608163).

106932961 is an equidigital number, since it uses as much as digits as its factorization.

106932961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2608162.

The product of its (nonzero) digits is 17496, while the sum is 37.

The square root of 106932961 is about 10340.8394726927. The cubic root of 106932961 is about 474.6467711852.

The spelling of 106932961 in words is "one hundred six million, nine hundred thirty-two thousand, nine hundred sixty-one".

Divisors: 1 41 2608121 106932961