Search a number
-
+
80532924 = 2236711077
BaseRepresentation
bin1001100110011…
…01010110111100
312121112111101220
410303031112330
5131104023144
611554033340
71665342603
oct463152674
9177474356
1080532924
114150563a
1222b78850
13138b8b24
14a9a4a3a
15710b919
hex4ccd5bc

80532924 has 12 divisors (see below), whose sum is σ = 187910184. Its totient is φ = 26844304.

The previous prime is 80532883. The next prime is 80532929. The reversal of 80532924 is 42923508.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80532929) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3355527 + ... + 3355550.

It is an arithmetic number, because the mean of its divisors is an integer number (15659182).

Almost surely, 280532924 is an apocalyptic number.

It is an amenable number.

80532924 is an abundant number, since it is smaller than the sum of its proper divisors (107377260).

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

80532924 is a wasteful number, since it uses less digits than its factorization.

80532924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6711084 (or 6711082 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 80532924 is about 8974.0138176849. The cubic root of 80532924 is about 431.8416128899.

The spelling of 80532924 in words is "eighty million, five hundred thirty-two thousand, nine hundred twenty-four".

Divisors: 1 2 3 4 6 12 6711077 13422154 20133231 26844308 40266462 80532924