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808275195 = 325713197381
BaseRepresentation
bin110000001011010…
…100110011111011
32002022220122010100
4300023110303323
53123404301240
6212112050443
726013140310
oct6013246373
92068818110
10808275195
11385283132
121a6833a23
13cb5bc660
14794c0d07
154ae5de30
hex302d4cfb

808275195 has 48 divisors (see below), whose sum is σ = 1724329152. Its totient is φ = 341072640.

The previous prime is 808275187. The next prime is 808275233. The reversal of 808275195 is 591572808.

It is a happy number.

It is not a de Polignac number, because 808275195 - 23 = 808275187 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 808275195.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 94596 + ... + 102785.

It is an arithmetic number, because the mean of its divisors is an integer number (35923524).

Almost surely, 2808275195 is an apocalyptic number.

808275195 is an abundant number, since it is smaller than the sum of its proper divisors (916053957).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

808275195 is a wasteful number, since it uses less digits than its factorization.

808275195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197412 (or 197409 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 45.

The square root of 808275195 is about 28430.1810581642. The cubic root of 808275195 is about 931.5076309553.

The spelling of 808275195 in words is "eight hundred eight million, two hundred seventy-five thousand, one hundred ninety-five".

Divisors: 1 3 5 7 9 13 15 21 35 39 45 63 65 91 105 117 195 273 315 455 585 819 1365 4095 197381 592143 986905 1381667 1776429 2565953 2960715 4145001 6908335 7697859 8882145 12435003 12829765 17961671 20725005 23093577 38489295 53885013 62175015 89808355 115467885 161655039 269425065 808275195