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10664045 = 57304687
BaseRepresentation
bin101000101011…
…100001101101
3202001210022122
4220223201231
510212222140
61020322325
7156433340
oct50534155
922053278
1010664045
116024067
1236a33a5
132294bb2
1415b8457
15e09ab5
hexa2b86d

10664045 has 8 divisors (see below), whose sum is σ = 14625024. Its totient is φ = 7312464.

The previous prime is 10664041. The next prime is 10664051. The reversal of 10664045 is 54046601.

It is a happy number.

10664045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10664045 - 22 = 10664041 is a prime.

It is a super-2 number, since 2×106640452 = 227443711524050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10664041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152309 + ... + 152378.

It is an arithmetic number, because the mean of its divisors is an integer number (1828128).

Almost surely, 210664045 is an apocalyptic number.

It is an amenable number.

10664045 is a deficient number, since it is larger than the sum of its proper divisors (3960979).

10664045 is an equidigital number, since it uses as much as digits as its factorization.

10664045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304699.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 10664045 is about 3265.5849399457. The cubic root of 10664045 is about 220.1104472973.

The spelling of 10664045 in words is "ten million, six hundred sixty-four thousand, forty-five".

Divisors: 1 5 7 35 304687 1523435 2132809 10664045