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230214404 = 2275322927
BaseRepresentation
bin11011011100011…
…00101100000100
3121001012002210102
431232030230010
5432413330104
634502143232
75463535010
oct1556145404
9531162712
10230214404
11108a4a542
1265121b18
1338905a54
1422809540
1515326a1e
hexdb8cb04

230214404 has 36 divisors (see below), whose sum is σ = 469440384. Its totient is φ = 96768672.

The previous prime is 230214379. The next prime is 230214433. The reversal of 230214404 is 404412032.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 77189 + ... + 80115.

Almost surely, 2230214404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 230214404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (234720192).

230214404 is an abundant number, since it is smaller than the sum of its proper divisors (239225980).

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

230214404 is a wasteful number, since it uses less digits than its factorization.

230214404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3044 (or 2989 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 230214404 is about 15172.8179320784. The cubic root of 230214404 is about 612.8828906238.

Adding to 230214404 its reverse (404412032), we get a palindrome (634626436).

The spelling of 230214404 in words is "two hundred thirty million, two hundred fourteen thousand, four hundred four".

Divisors: 1 2 4 7 14 28 53 106 212 371 742 1484 2809 2927 5618 5854 11236 11708 19663 20489 39326 40978 78652 81956 155131 310262 620524 1085917 2171834 4343668 8221943 16443886 32887772 57553601 115107202 230214404