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10605995 = 52121199
BaseRepresentation
bin101000011101…
…010110101011
3201221211200122
4220131112223
510203342440
61015153455
7156102161
oct50352653
921854618
1010605995
115a94494
12367588b
13227464a
1415a1231
15de77b5
hexa1d5ab

10605995 has 4 divisors (see below), whose sum is σ = 12727200. Its totient is φ = 8484792.

The previous prime is 10605983. The next prime is 10606007. The reversal of 10605995 is 59950601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 59950601 = 72782463.

It is an interprime number because it is at equal distance from previous prime (10605983) and next prime (10606007).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10605995 is a prime.

It is a super-2 number, since 2×106059952 = 224974259880050, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1060595 + ... + 1060604.

It is an arithmetic number, because the mean of its divisors is an integer number (3181800).

Almost surely, 210605995 is an apocalyptic number.

10605995 is a deficient number, since it is larger than the sum of its proper divisors (2121205).

10605995 is an equidigital number, since it uses as much as digits as its factorization.

10605995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2121204.

The product of its (nonzero) digits is 12150, while the sum is 35.

The square root of 10605995 is about 3256.6846638875. The cubic root of 10605995 is about 219.7103281256.

The spelling of 10605995 in words is "ten million, six hundred five thousand, nine hundred ninety-five".

Divisors: 1 5 2121199 10605995