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10668516 = 223889043
BaseRepresentation
bin101000101100…
…100111100100
3202002000110020
4220230213210
510212343031
61020355140
7156452355
oct50544744
922060406
1010668516
116027461
1236a5ab0
132296c41
1415b9d2c
15e0b096
hexa2c9e4

10668516 has 12 divisors (see below), whose sum is σ = 24893232. Its totient is φ = 3556168.

The previous prime is 10668421. The next prime is 10668521. The reversal of 10668516 is 61586601.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×106685162 = 227634467284512, which contains 22 as substring.

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, 444510 + ... + 444533.

It is an arithmetic number, because the mean of its divisors is an integer number (2074436).

Almost surely, 210668516 is an apocalyptic number.

It is an amenable number.

10668516 is an abundant number, since it is smaller than the sum of its proper divisors (14224716).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10668516 is a wasteful number, since it uses less digits than its factorization.

10668516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 889050 (or 889048 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 10668516 is about 3266.2694316299. The cubic root of 10668516 is about 220.1412041164.

The spelling of 10668516 in words is "ten million, six hundred sixty-eight thousand, five hundred sixteen".

Divisors: 1 2 3 4 6 12 889043 1778086 2667129 3556172 5334258 10668516