Search a number
-
+
80879304 = 23311227851
BaseRepresentation
bin1001101001000…
…01111011001000
312122012002112210
410310201323020
5131201114204
612005305120
72001314502
oct464417310
9178162483
1080879304
1141721900
12231051a0
13139aa69c
14aa54d72
157179389
hex4d21ec8

80879304 has 48 divisors (see below), whose sum is σ = 222258960. Its totient is φ = 24508000.

The previous prime is 80879303. The next prime is 80879363. The reversal of 80879304 is 40397808.

It is not an unprimeable number, because it can be changed into a prime (80879303) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11022 + ... + 16829.

It is an arithmetic number, because the mean of its divisors is an integer number (4630395).

Almost surely, 280879304 is an apocalyptic number.

It is an amenable number.

80879304 is an abundant number, since it is smaller than the sum of its proper divisors (141379656).

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

80879304 is a wasteful number, since it uses less digits than its factorization.

80879304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27882 (or 27867 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 80879304 is about 8993.2921669431. The cubic root of 80879304 is about 432.4598583926.

It can be divided in two parts, 8087 and 9304, that added together give a triangular number (17391 = T186).

The spelling of 80879304 in words is "eighty million, eight hundred seventy-nine thousand, three hundred four".

Divisors: 1 2 3 4 6 8 11 12 22 24 33 44 66 88 121 132 242 264 363 484 726 968 1452 2904 27851 55702 83553 111404 167106 222808 306361 334212 612722 668424 919083 1225444 1838166 2450888 3369971 3676332 6739942 7352664 10109913 13479884 20219826 26959768 40439652 80879304