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8500135 = 572111151
BaseRepresentation
bin100000011011…
…001110100111
3120222211222211
4200123032213
54134001020
6502104251
7132151510
oct40331647
916884884
108500135
114886306
122a1b087
1319b7c87
1411b3a07
15b2d85a
hex81b3a7

8500135 has 16 divisors (see below), whose sum is σ = 11722752. Its totient is φ = 5796000.

The previous prime is 8500127. The next prime is 8500139. The reversal of 8500135 is 5310058.

8500135 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8500135 - 23 = 8500127 is a prime.

It is a Duffinian number.

8500135 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8500139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6810 + ... + 7960.

It is an arithmetic number, because the mean of its divisors is an integer number (732672).

Almost surely, 28500135 is an apocalyptic number.

8500135 is a deficient number, since it is larger than the sum of its proper divisors (3222617).

8500135 is a wasteful number, since it uses less digits than its factorization.

8500135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1374.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 8500135 is about 2915.4990996397. The cubic root of 8500135 is about 204.0838355283.

The spelling of 8500135 in words is "eight million, five hundred thousand, one hundred thirty-five".

Divisors: 1 5 7 35 211 1055 1151 1477 5755 7385 8057 40285 242861 1214305 1700027 8500135