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64037141 = 716635501
BaseRepresentation
bin1111010001001…
…0000100010101
311110111102102222
43310102010111
5112343142031
610204312125
71405210130
oct364220425
9143442388
1064037141
1133169063
1219542645
13103616cc
14870d217
15594de7b
hex3d12115

64037141 has 8 divisors (see below), whose sum is σ = 73242624. Its totient is φ = 54846000.

The previous prime is 64037119. The next prime is 64037153. The reversal of 64037141 is 14173046.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-64037141 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 64037141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64037111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8891 + ... + 14391.

It is an arithmetic number, because the mean of its divisors is an integer number (9155328).

Almost surely, 264037141 is an apocalyptic number.

It is an amenable number.

64037141 is a deficient number, since it is larger than the sum of its proper divisors (9205483).

64037141 is a wasteful number, since it uses less digits than its factorization.

64037141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7171.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 64037141 is about 8002.3209758170. The cubic root of 64037141 is about 400.0773621201.

The spelling of 64037141 in words is "sixty-four million, thirty-seven thousand, one hundred forty-one".

Divisors: 1 7 1663 5501 11641 38507 9148163 64037141