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64064166 = 23311512281
BaseRepresentation
bin1111010001100…
…0101010100110
311110112210111220
43310120222212
5112400023131
610205041210
71405351665
oct364305246
9143483456
1064064166
11331873a1
1219556206
1310370aba
148718ddc
155956e96
hex3d18aa6

64064166 has 32 divisors (see below), whose sum is σ = 133195776. Its totient is φ = 20520000.

The previous prime is 64064159. The next prime is 64064173. The reversal of 64064166 is 66146046.

64064166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (64064159) and next prime (64064173).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26946 + ... + 29226.

It is an arithmetic number, because the mean of its divisors is an integer number (4162368).

Almost surely, 264064166 is an apocalyptic number.

64064166 is an abundant number, since it is smaller than the sum of its proper divisors (69131610).

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

64064166 is a wasteful number, since it uses less digits than its factorization.

64064166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2468.

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 64064166 is about 8004.0093703094. The cubic root of 64064166 is about 400.1336345162.

The spelling of 64064166 in words is "sixty-four million, sixty-four thousand, one hundred sixty-six".

Divisors: 1 2 3 6 31 62 93 151 186 302 453 906 2281 4562 4681 6843 9362 13686 14043 28086 70711 141422 212133 344431 424266 688862 1033293 2066586 10677361 21354722 32032083 64064166