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8513396 = 2217125197
BaseRepresentation
bin100000011110…
…011101110100
3121000112011222
4200132131310
54134412041
6502245512
7132235253
oct40363564
917015158
108513396
114895271
122a26898
1319c1018
1411b879a
15b3274b
hex81e774

8513396 has 12 divisors (see below), whose sum is σ = 15774948. Its totient is φ = 4006272.

The previous prime is 8513389. The next prime is 8513429. The reversal of 8513396 is 6933158.

8513396 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 4145296 + 4368100 = 2036^2 + 2090^2 .

It is a super-2 number, since 2×85133962 = 144955822905632, which contains 22 as substring.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62531 + ... + 62666.

It is an arithmetic number, because the mean of its divisors is an integer number (1314579).

Almost surely, 28513396 is an apocalyptic number.

It is an amenable number.

8513396 is a deficient number, since it is larger than the sum of its proper divisors (7261552).

8513396 is a wasteful number, since it uses less digits than its factorization.

8513396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125218 (or 125216 counting only the distinct ones).

The product of its digits is 19440, while the sum is 35.

The square root of 8513396 is about 2917.7724380081. The cubic root of 8513396 is about 204.1899102974.

The spelling of 8513396 in words is "eight million, five hundred thirteen thousand, three hundred ninety-six".

Divisors: 1 2 4 17 34 68 125197 250394 500788 2128349 4256698 8513396