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64046056 = 238005757
BaseRepresentation
bin1111010001010…
…0001111101000
311110111212200011
43310110033220
5112343433211
610204421304
71405245124
oct364241750
9143455604
1064046056
1133174828
1219547834
1310365799
148712584
155951921
hex3d143e8

64046056 has 8 divisors (see below), whose sum is σ = 120086370. Its totient is φ = 32023024.

The previous prime is 64046051. The next prime is 64046063. The reversal of 64046056 is 65064046.

64046056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 54022500 + 10023556 = 7350^2 + 3166^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (64046051) by changing a digit.

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 as a sum of consecutive naturals, namely, 4002871 + ... + 4002886.

Almost surely, 264046056 is an apocalyptic number.

It is an amenable number.

64046056 is a deficient number, since it is larger than the sum of its proper divisors (56040314).

64046056 is a wasteful number, since it uses less digits than its factorization.

64046056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8005763 (or 8005759 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 64046056 is about 8002.8779823261. The cubic root of 64046056 is about 400.0959269932.

The spelling of 64046056 in words is "sixty-four million, forty-six thousand, fifty-six", and thus it is an eban number.

Divisors: 1 2 4 8 8005757 16011514 32023028 64046056