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64024028 = 2226336079
BaseRepresentation
bin1111010000111…
…0110111011100
311110110202110022
43310032313130
5112342232103
610204131312
71405123655
oct364166734
9143422408
1064024028
113315a222
1219536b38
1310358753
14870852c
15594a138
hex3d0eddc

64024028 has 12 divisors (see below), whose sum is σ = 112103040. Its totient is φ = 31994592.

The previous prime is 64024007. The next prime is 64024031. The reversal of 64024028 is 82042046.

It is a super-2 number, since 2×640240282 = 8198152322689568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 64023988 and 64024006.

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, 7493 + ... + 13571.

It is an arithmetic number, because the mean of its divisors is an integer number (9341920).

Almost surely, 264024028 is an apocalyptic number.

It is an amenable number.

64024028 is a deficient number, since it is larger than the sum of its proper divisors (48079012).

64024028 is a wasteful number, since it uses less digits than its factorization.

64024028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8716 (or 8714 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 64024028 is about 8001.5016090731. The cubic root of 64024028 is about 400.0500520700.

The spelling of 64024028 in words is "sixty-four million, twenty-four thousand, twenty-eight".

Divisors: 1 2 4 2633 5266 6079 10532 12158 24316 16006007 32012014 64024028