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10664354 = 213738921
BaseRepresentation
bin101000101011…
…100110100010
3202001210202002
4220223212202
510212224404
61020324002
7156434261
oct50534642
922053662
1010664354
116024318
1236a3602
13229508c
1415b85d8
15e09c1e
hexa2b9a2

10664354 has 8 divisors (see below), whose sum is σ = 16113708. Its totient is φ = 5293120.

The previous prime is 10664327. The next prime is 10664359. The reversal of 10664354 is 45346601.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 9443329 + 1221025 = 3073^2 + 1105^2 .

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

It is a super-2 number, since 2×106643542 = 227456892474632, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10664359) by changing a digit.

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, 19187 + ... + 19734.

Almost surely, 210664354 is an apocalyptic number.

10664354 is a deficient number, since it is larger than the sum of its proper divisors (5449354).

10664354 is a wasteful number, since it uses less digits than its factorization.

10664354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39060.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 10664354 is about 3265.6322511881. The cubic root of 10664354 is about 220.1125732408.

The spelling of 10664354 in words is "ten million, six hundred sixty-four thousand, three hundred fifty-four".

Divisors: 1 2 137 274 38921 77842 5332177 10664354