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8023125 = 35411389
BaseRepresentation
bin11110100110110001010101
3120002121122210
4132212301111
54023220000
6443544033
7125124015
oct36466125
916077583
108023125
11458a990
12282b019
13187bb16
1410cbc45
15a87350
hex7a6c55

8023125 has 40 divisors (see below), whose sum is σ = 14620320. Its totient is φ = 3880000.

The previous prime is 8023123. The next prime is 8023139. The reversal of 8023125 is 5213208.

It is not a de Polignac number, because 8023125 - 21 = 8023123 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8023123) 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 39 ways as a sum of consecutive naturals, for example, 20431 + ... + 20819.

It is an arithmetic number, because the mean of its divisors is an integer number (365508).

Almost surely, 28023125 is an apocalyptic number.

It is an amenable number.

8023125 is a deficient number, since it is larger than the sum of its proper divisors (6597195).

8023125 is a wasteful number, since it uses less digits than its factorization.

8023125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423 (or 408 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 8023125 is about 2832.5121358963. The cubic root of 8023125 is about 200.1925229484.

The spelling of 8023125 in words is "eight million, twenty-three thousand, one hundred twenty-five".

Divisors: 1 3 5 11 15 25 33 55 75 125 165 275 375 389 625 825 1167 1375 1875 1945 4125 4279 5835 6875 9725 12837 20625 21395 29175 48625 64185 106975 145875 243125 320925 534875 729375 1604625 2674375 8023125