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30080231 = 3113
BaseRepresentation
bin111001010111…
…1110011100111
32002121020022122
41302233303213
530200031411
62552420155
7513451316
oct162576347
962536278
1030080231
1115a857a5
12a0a765b
13630266c
143dd027d
1529929db
hex1cafce7

30080231 has 4 divisors (see below), whose sum is σ = 30177264. Its totient is φ = 29983510.

The previous prime is 30080227. The next prime is 30080233. The reversal of 30080231 is 13208003.

The cubic root of 30080231 is 311.

It is a perfect power (a cube), and thus also a powerful number.

It is not a de Polignac number, because 30080231 - 22 = 30080227 is a prime.

It is a super-2 number, since 2×300802312 = 1809640594026722, 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 (30080233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96566 + ... + 96876.

It is an arithmetic number, because the mean of its divisors is an integer number (7544316).

Almost surely, 230080231 is an apocalyptic number.

30080231 is a deficient number, since it is larger than the sum of its proper divisors (97033).

30080231 is an frugal number, since it uses more digits than its factorization.

30080231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 933 (or 311 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 30080231 is about 5484.5447395386.

Adding to 30080231 its reverse (13208003), we get a palindrome (43288234).

The spelling of 30080231 in words is "thirty million, eighty thousand, two hundred thirty-one".

Divisors: 1 311 96721 30080231