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230218914 = 23231668253
BaseRepresentation
bin11011011100011…
…01110010100010
3121001012022222110
431232031302202
5432414001124
634502220150
75463554112
oct1556156242
9531168873
10230218914
11108a52972
1265124656
1338907b13
142280b042
1515328029
hexdb8dca2

230218914 has 16 divisors (see below), whose sum is σ = 480457152. Its totient is φ = 73403088.

The previous prime is 230218903. The next prime is 230218931. The reversal of 230218914 is 419812032.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 833989 + ... + 834264.

It is an arithmetic number, because the mean of its divisors is an integer number (30028572).

Almost surely, 2230218914 is an apocalyptic number.

230218914 is an abundant number, since it is smaller than the sum of its proper divisors (250238238).

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

230218914 is a wasteful number, since it uses less digits than its factorization.

230218914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1668281.

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 230218914 is about 15172.9665523918. The cubic root of 230218914 is about 612.8868928115.

It can be divided in two parts, 230218 and 914, that added together give a palindrome (231132).

The spelling of 230218914 in words is "two hundred thirty million, two hundred eighteen thousand, nine hundred fourteen".

Divisors: 1 2 3 6 23 46 69 138 1668253 3336506 5004759 10009518 38369819 76739638 115109457 230218914