Search a number
-
+
80760232 = 2372206021
BaseRepresentation
bin1001101000001…
…00110110101000
312121222001012201
410310010312220
5131133311412
612002545544
72000310400
oct464046650
9177861181
1080760232
11416503a3
12230682b4
1313968427
14aa23800
157153e57
hex4d04da8

80760232 has 24 divisors (see below), whose sum is σ = 176148810. Its totient is φ = 34611360.

The previous prime is 80760227. The next prime is 80760257. The reversal of 80760232 is 23206708.

It can be written as a sum of positive squares in only one way, i.e., 80030916 + 729316 = 8946^2 + 854^2 .

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 80760232.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 102619 + ... + 103402.

Almost surely, 280760232 is an apocalyptic number.

It is an amenable number.

80760232 is an abundant number, since it is smaller than the sum of its proper divisors (95388578).

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

80760232 is a wasteful number, since it uses less digits than its factorization.

80760232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206041 (or 206030 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 80760232 is about 8986.6696834812. The cubic root of 80760232 is about 432.2475290390.

The spelling of 80760232 in words is "eighty million, seven hundred sixty thousand, two hundred thirty-two".

Divisors: 1 2 4 7 8 14 28 49 56 98 196 392 206021 412042 824084 1442147 1648168 2884294 5768588 10095029 11537176 20190058 40380116 80760232