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16064901 = 321784989
BaseRepresentation
bin111101010010…
…000110000101
31010020011220100
4331102012011
513103034101
61332154313
7253356306
oct75220605
933204810
1016064901
119082886
125468999
133436278
1421c27ad
151624e86
hexf52185

16064901 has 6 divisors (see below), whose sum is σ = 23204870. Its totient is φ = 10709928.

The previous prime is 16064837. The next prime is 16064903. The reversal of 16064901 is 10946061.

16064901 is a `hidden beast` number, since 16 + 0 + 649 + 0 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 15992001 + 72900 = 3999^2 + 270^2 .

It is not a de Polignac number, because 16064901 - 26 = 16064837 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16064903) 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 5 ways as a sum of consecutive naturals, for example, 892486 + ... + 892503.

Almost surely, 216064901 is an apocalyptic number.

It is an amenable number.

16064901 is a deficient number, since it is larger than the sum of its proper divisors (7139969).

16064901 is a wasteful number, since it uses less digits than its factorization.

16064901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1784995 (or 1784992 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 16064901 is about 4008.1044148076. The cubic root of 16064901 is about 252.3244592406.

The spelling of 16064901 in words is "sixteen million, sixty-four thousand, nine hundred one".

Divisors: 1 3 9 1784989 5354967 16064901