Search a number
-
+
80693875 = 532292819
BaseRepresentation
bin1001100111101…
…00101001110011
312121211200012001
410303310221303
5131124201000
612001314431
71666613053
oct463645163
9177750161
1080693875
1141605559
1223035a17
1313944172
14aa07563
15713e46a
hex4cf4a73

80693875 has 16 divisors (see below), whose sum is σ = 101181600. Its totient is φ = 64250400.

The previous prime is 80693857. The next prime is 80693881. The reversal of 80693875 is 57839608.

It is not a de Polignac number, because 80693875 - 211 = 80691827 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27216 + ... + 30034.

It is an arithmetic number, because the mean of its divisors is an integer number (6323850).

Almost surely, 280693875 is an apocalyptic number.

80693875 is a deficient number, since it is larger than the sum of its proper divisors (20487725).

80693875 is a wasteful number, since it uses less digits than its factorization.

80693875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3063 (or 3053 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 46.

The square root of 80693875 is about 8982.9769564438. The cubic root of 80693875 is about 432.1291105719.

The spelling of 80693875 in words is "eighty million, six hundred ninety-three thousand, eight hundred seventy-five".

Divisors: 1 5 25 125 229 1145 2819 5725 14095 28625 70475 352375 645551 3227755 16138775 80693875