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230232030 = 23574572399
BaseRepresentation
bin11011011100100…
…00111111011110
3121001012222222020
431232100333132
5432414411110
634502401010
75463640260
oct1556207736
9531188866
10230232030
11108a61806
1265130166
1338910a92
1422811b30
151532bd70
hexdb90fde

230232030 has 64 divisors (see below), whose sum is σ = 633139200. Its totient is φ = 52487424.

The previous prime is 230232029. The next prime is 230232043. The reversal of 230232030 is 30232032.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 94771 + ... + 97169.

It is an arithmetic number, because the mean of its divisors is an integer number (9892800).

Almost surely, 2230232030 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 230232030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (316569600).

230232030 is an abundant number, since it is smaller than the sum of its proper divisors (402907170).

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

230232030 is a wasteful number, since it uses less digits than its factorization.

230232030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2873.

The product of its (nonzero) digits is 216, while the sum is 15.

The square root of 230232030 is about 15173.3987623077. The cubic root of 230232030 is about 612.8985316928.

Adding to 230232030 its reverse (30232032), we get a palindrome (260464062).

The spelling of 230232030 in words is "two hundred thirty million, two hundred thirty-two thousand, thirty".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 457 914 1371 2285 2399 2742 3199 4570 4798 6398 6855 7197 9597 11995 13710 14394 15995 16793 19194 23990 31990 33586 35985 47985 50379 71970 83965 95970 100758 167930 251895 503790 1096343 2192686 3289029 5481715 6578058 7674401 10963430 15348802 16445145 23023203 32890290 38372005 46046406 76744010 115116015 230232030