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8285113137 = 37677582761
BaseRepresentation
bin1111011011101010…
…01100101100110001
3210101101220100121010
413231311030230301
5113431442110022
63450042421133
7412212204540
oct75565145461
923341810533
108285113137
113571804144
1217328017a9
13a2062ac12
145884c4157
1533756850c
hex1edd4cb31

8285113137 has 16 divisors (see below), whose sum is σ = 12643604352. Its totient is φ = 4727349120.

The previous prime is 8285113127. The next prime is 8285113163. The reversal of 8285113137 is 7313115828.

It is not a de Polignac number, because 8285113137 - 24 = 8285113121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8285113095 and 8285113104.

It is not an unprimeable number, because it can be changed into a prime (8285113127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 277164 + ... + 305597.

It is an arithmetic number, because the mean of its divisors is an integer number (790225272).

Almost surely, 28285113137 is an apocalyptic number.

It is an amenable number.

8285113137 is a deficient number, since it is larger than the sum of its proper divisors (4358491215).

8285113137 is a wasteful number, since it uses less digits than its factorization.

8285113137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583448.

The product of its digits is 40320, while the sum is 39.

The square root of 8285113137 is about 91022.5968482552. The cubic root of 8285113137 is about 2023.4826319873.

The spelling of 8285113137 in words is "eight billion, two hundred eighty-five million, one hundred thirteen thousand, one hundred thirty-seven".

Divisors: 1 3 7 21 677 2031 4739 14217 582761 1748283 4079327 12237981 394529197 1183587591 2761704379 8285113137