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64822676 = 22113143413
BaseRepresentation
bin1111011101000…
…1110110010100
311111222022222212
43313101312110
5113043311201
610233212552
71414661252
oct367216624
9144868885
1064822676
1133655266
1219861158
1310578119
1488755d2
155a56abb
hex3dd1d94

64822676 has 12 divisors (see below), whose sum is σ = 114444372. Its totient is φ = 32124288.

The previous prime is 64822607. The next prime is 64822679. The reversal of 64822676 is 67622846.

It can be written as a sum of positive squares in 2 ways, for example, as 32787076 + 32035600 = 5726^2 + 5660^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64822679) 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, 71255 + ... + 72158.

It is an arithmetic number, because the mean of its divisors is an integer number (9537031).

Almost surely, 264822676 is an apocalyptic number.

It is an amenable number.

64822676 is a deficient number, since it is larger than the sum of its proper divisors (49621696).

64822676 is a wasteful number, since it uses less digits than its factorization.

64822676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143530 (or 143528 counting only the distinct ones).

The product of its digits is 193536, while the sum is 41.

The square root of 64822676 is about 8051.2530701749. The cubic root of 64822676 is about 401.7066166272.

The spelling of 64822676 in words is "sixty-four million, eight hundred twenty-two thousand, six hundred seventy-six".

Divisors: 1 2 4 113 226 452 143413 286826 573652 16205669 32411338 64822676