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4712913 = 32523657
BaseRepresentation
bin10001111110100111010001
322212102220100
4101332213101
52201303123
6245003013
755026162
oct21764721
98772810
104712913
112729977
1216b3469
13c9020a
148a9769
15631643
hex47e9d1

4712913 has 6 divisors (see below), whose sum is σ = 6807554. Its totient is φ = 3141936.

The previous prime is 4712863. The next prime is 4712933. The reversal of 4712913 is 3192174.

It can be written as a sum of positive squares in only one way, i.e., 3814209 + 898704 = 1953^2 + 948^2 .

It is not a de Polignac number, because 4712913 - 214 = 4696529 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4712933) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 261820 + ... + 261837.

Almost surely, 24712913 is an apocalyptic number.

It is an amenable number.

4712913 is a deficient number, since it is larger than the sum of its proper divisors (2094641).

4712913 is a wasteful number, since it uses less digits than its factorization.

4712913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523663 (or 523660 counting only the distinct ones).

The product of its digits is 1512, while the sum is 27.

The square root of 4712913 is about 2170.9244574605. The cubic root of 4712913 is about 167.6601334868.

It can be divided in two parts, 4712 and 913, that added together give a square (5625 = 752).

The spelling of 4712913 in words is "four million, seven hundred twelve thousand, nine hundred thirteen".

Divisors: 1 3 9 523657 1570971 4712913