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64001048 = 2315152981
BaseRepresentation
bin1111010000100…
…1010000011000
311110102120221012
43310021100120
5112341013143
610203433052
71404666656
oct364112030
9143376835
1064001048
1133143a31
1219525788
131034b157
1486dddd6
155943418
hex3d09418

64001048 has 16 divisors (see below), whose sum is σ = 120798960. Its totient is φ = 31788000.

The previous prime is 64001023. The next prime is 64001059. The reversal of 64001048 is 84010046.

It is a happy number.

It is a super-2 number, since 2×640010482 = 8192268290196608, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25283 + ... + 27698.

It is an arithmetic number, because the mean of its divisors is an integer number (7549935).

Almost surely, 264001048 is an apocalyptic number.

It is an amenable number.

64001048 is a deficient number, since it is larger than the sum of its proper divisors (56797912).

64001048 is a wasteful number, since it uses less digits than its factorization.

64001048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53138 (or 53134 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 64001048 is about 8000.0654997319. The cubic root of 64001048 is about 400.0021833214.

The spelling of 64001048 in words is "sixty-four million, one thousand, forty-eight".

Divisors: 1 2 4 8 151 302 604 1208 52981 105962 211924 423848 8000131 16000262 32000524 64001048