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9012685 = 511214897
BaseRepresentation
bin100010011000…
…010111001101
3121221220002011
4202120113031
54301401220
6521101221
7136415023
oct42302715
917856064
109012685
1150a6400
123027811
131b37366
1412a8713
15bd065a
hex8985cd

9012685 has 12 divisors (see below), whose sum is σ = 11888604. Its totient is φ = 6554240.

The previous prime is 9012667. The next prime is 9012691. The reversal of 9012685 is 5862109.

It can be written as a sum of positive squares in 2 ways, for example, as 6180196 + 2832489 = 2486^2 + 1683^2 .

It is not a de Polignac number, because 9012685 - 211 = 9010637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 6844 + ... + 8053.

It is an arithmetic number, because the mean of its divisors is an integer number (990717).

Almost surely, 29012685 is an apocalyptic number.

It is an amenable number.

9012685 is a deficient number, since it is larger than the sum of its proper divisors (2875919).

9012685 is a wasteful number, since it uses less digits than its factorization.

9012685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14924 (or 14913 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 9012685 is about 3002.1134222411. The cubic root of 9012685 is about 208.1060618479.

The spelling of 9012685 in words is "nine million, twelve thousand, six hundred eighty-five".

Divisors: 1 5 11 55 121 605 14897 74485 163867 819335 1802537 9012685