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64513054 = 275742611
BaseRepresentation
bin1111011000011…
…0010000011110
311111101121021101
43312012100132
5113003404204
610222423314
71412231464
oct366062036
9144347241
1064513054
1133463681
1219731b3a
131049a208
1487d4834
1559e4ea4
hex3d8641e

64513054 has 8 divisors (see below), whose sum is σ = 96899688. Its totient is φ = 32213160.

The previous prime is 64513021. The next prime is 64513069. The reversal of 64513054 is 45031546.

64513054 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 19792 + ... + 22819.

It is an arithmetic number, because the mean of its divisors is an integer number (12112461).

Almost surely, 264513054 is an apocalyptic number.

64513054 is a deficient number, since it is larger than the sum of its proper divisors (32386634).

64513054 is a wasteful number, since it uses less digits than its factorization.

64513054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43370.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 64513054 is about 8032.0018675297. The cubic root of 64513054 is about 401.0660189850.

The spelling of 64513054 in words is "sixty-four million, five hundred thirteen thousand, fifty-four".

Divisors: 1 2 757 1514 42611 85222 32256527 64513054