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64682412 = 22329185869
BaseRepresentation
bin1111011010111…
…1100110101100
311111201012120220
43312233212230
5113024314122
610230211340
71413535314
oct366574654
9144635526
1064682412
1133569943
12197b3b50
1310529322
14883a444
155a2a25c
hex3daf9ac

64682412 has 24 divisors (see below), whose sum is σ = 156130800. Its totient is φ = 20817216.

The previous prime is 64682407. The next prime is 64682447. The reversal of 64682412 is 21428646.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92587 + ... + 93282.

It is an arithmetic number, because the mean of its divisors is an integer number (6505450).

Almost surely, 264682412 is an apocalyptic number.

It is an amenable number.

64682412 is an abundant number, since it is smaller than the sum of its proper divisors (91448388).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64682412 is a wasteful number, since it uses less digits than its factorization.

64682412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185905 (or 185903 counting only the distinct ones).

The product of its digits is 18432, while the sum is 33.

The square root of 64682412 is about 8042.5376592217. The cubic root of 64682412 is about 401.4166683702.

The spelling of 64682412 in words is "sixty-four million, six hundred eighty-two thousand, four hundred twelve".

Divisors: 1 2 3 4 6 12 29 58 87 116 174 348 185869 371738 557607 743476 1115214 2230428 5390201 10780402 16170603 21560804 32341206 64682412