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64714161 = 367321961
BaseRepresentation
bin1111011011011…
…1010110110001
311111202211010210
43312313112301
5113031323121
610231014333
71414030011
oct366672661
9144684123
1064714161
1133590786
121980a3a9
131053a905
148847c41
155a34876
hex3db75b1

64714161 has 8 divisors (see below), whose sum is σ = 87573664. Its totient is φ = 42498720.

The previous prime is 64714151. The next prime is 64714201. The reversal of 64714161 is 16141746.

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

It is not a de Polignac number, because 64714161 - 25 = 64714129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64714151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160780 + ... + 161181.

It is an arithmetic number, because the mean of its divisors is an integer number (10946708).

Almost surely, 264714161 is an apocalyptic number.

It is an amenable number.

64714161 is a deficient number, since it is larger than the sum of its proper divisors (22859503).

64714161 is a wasteful number, since it uses less digits than its factorization.

64714161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322031.

The product of its digits is 4032, while the sum is 30.

The square root of 64714161 is about 8044.5112343759. The cubic root of 64714161 is about 401.4823353358.

The spelling of 64714161 in words is "sixty-four million, seven hundred fourteen thousand, one hundred sixty-one".

Divisors: 1 3 67 201 321961 965883 21571387 64714161