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10664441 = 47226903
BaseRepresentation
bin101000101011…
…100111111001
3202001210212022
4220223213321
510212230231
61020324225
7156434444
oct50534771
922053768
1010664441
116024397
1236a3675
132295128
1415b865b
15e09c7b
hexa2b9f9

10664441 has 4 divisors (see below), whose sum is σ = 10891392. Its totient is φ = 10437492.

The previous prime is 10664371. The next prime is 10664449. The reversal of 10664441 is 14446601.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10664441 - 210 = 10663417 is a prime.

It is a super-2 number, since 2×106644412 = 227460603684962, 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 10664441.

It is not an unprimeable number, because it can be changed into a prime (10664449) 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, 113405 + ... + 113498.

It is an arithmetic number, because the mean of its divisors is an integer number (2722848).

Almost surely, 210664441 is an apocalyptic number.

It is an amenable number.

10664441 is a deficient number, since it is larger than the sum of its proper divisors (226951).

10664441 is an equidigital number, since it uses as much as digits as its factorization.

10664441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226950.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 10664441 is about 3265.6455717055. The cubic root of 10664441 is about 220.1131718000.

The spelling of 10664441 in words is "ten million, six hundred sixty-four thousand, four hundred forty-one".

Divisors: 1 47 226903 10664441