[go: up one dir, main page]

Search a number
-
+
80848231 = 599471447
BaseRepresentation
bin1001101000110…
…10010101100111
312122010111220221
410310122111213
5131144120411
612004505211
72001125062
oct464322547
9178114827
1080848231
1141700522
12230ab207
13139994b9
14aa478d9
157170071
hex4d1a567

80848231 has 8 divisors (see below), whose sum is σ = 82362240. Its totient is φ = 79339128.

The previous prime is 80848189. The next prime is 80848247. The reversal of 80848231 is 13284808.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 80848231 - 217 = 80717159 is a prime.

It is a super-2 number, since 2×808482312 = 13072872911658722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80848291) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55150 + ... + 56596.

It is an arithmetic number, because the mean of its divisors is an integer number (10295280).

Almost surely, 280848231 is an apocalyptic number.

80848231 is a deficient number, since it is larger than the sum of its proper divisors (1514009).

80848231 is a wasteful number, since it uses less digits than its factorization.

80848231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2453.

The product of its (nonzero) digits is 12288, while the sum is 34.

The square root of 80848231 is about 8991.5644356252. The cubic root of 80848231 is about 432.4044690829.

The spelling of 80848231 in words is "eighty million, eight hundred forty-eight thousand, two hundred thirty-one".

Divisors: 1 59 947 1447 55873 85373 1370309 80848231