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64496212 = 22111465823
BaseRepresentation
bin1111011000001…
…0001001010100
311111100202011121
43312002021110
5113002334322
610222213324
71412131414
oct366021124
9144322147
1064496212
1133451a60
1219724244
1310492651
1487cc644
1559deec7
hex3d82254

64496212 has 12 divisors (see below), whose sum is σ = 123129216. Its totient is φ = 29316440.

The previous prime is 64496197. The next prime is 64496227. The reversal of 64496212 is 21269446.

It is an interprime number because it is at equal distance from previous prime (64496197) and next prime (64496227).

It is a super-2 number, since 2×644962122 = 8319522724697888, which contains 22 as substring.

It is a congruent number.

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, 732868 + ... + 732955.

It is an arithmetic number, because the mean of its divisors is an integer number (10260768).

Almost surely, 264496212 is an apocalyptic number.

It is an amenable number.

64496212 is a deficient number, since it is larger than the sum of its proper divisors (58633004).

64496212 is a wasteful number, since it uses less digits than its factorization.

64496212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1465838 (or 1465836 counting only the distinct ones).

The product of its digits is 20736, while the sum is 34.

The square root of 64496212 is about 8030.9533680628. The cubic root of 64496212 is about 401.0311147222.

The spelling of 64496212 in words is "sixty-four million, four hundred ninety-six thousand, two hundred twelve".

Divisors: 1 2 4 11 22 44 1465823 2931646 5863292 16124053 32248106 64496212