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230330130 = 23543917489
BaseRepresentation
bin11011011101010…
…00111100010010
3121001101222112120
431232220330102
5432431031010
634504435110
75464526262
oct1556507422
9531358476
10230330130
11109019488
1265178a96
1338946624
14228397a2
151534ae70
hexdba8f12

230330130 has 32 divisors (see below), whose sum is σ = 554083200. Its totient is φ = 61277952.

The previous prime is 230330129. The next prime is 230330137. The reversal of 230330130 is 31033032.

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

It is not an unprimeable number, because it can be changed into a prime (230330137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4426 + ... + 21914.

It is an arithmetic number, because the mean of its divisors is an integer number (17315100).

Almost surely, 2230330130 is an apocalyptic number.

230330130 is an abundant number, since it is smaller than the sum of its proper divisors (323753070).

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

230330130 is a wasteful number, since it uses less digits than its factorization.

230330130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17938.

The product of its (nonzero) digits is 162, while the sum is 15.

The square root of 230330130 is about 15176.6310490833. The cubic root of 230330130 is about 612.9855696958.

Adding to 230330130 its reverse (31033032), we get a palindrome (261363162).

The spelling of 230330130 in words is "two hundred thirty million, three hundred thirty thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 439 878 1317 2195 2634 4390 6585 13170 17489 34978 52467 87445 104934 174890 262335 524670 7677671 15355342 23033013 38388355 46066026 76776710 115165065 230330130