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230000130 = 232519134503
BaseRepresentation
bin11011011010110…
…00011000000010
3121000210012212100
431231120120002
5432340001010
634453411230
75461653213
oct1555303002
9530705770
10230000130
11108913558
1265039b16
133885c369
142279140a
15152d32c0
hexdb58602

230000130 has 48 divisors (see below), whose sum is σ = 629478720. Its totient is φ = 58104864.

The previous prime is 230000117. The next prime is 230000153. The reversal of 230000130 is 31000032.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 65542 + ... + 68961.

It is an arithmetic number, because the mean of its divisors is an integer number (13114140).

Almost surely, 2230000130 is an apocalyptic number.

230000130 is an abundant number, since it is smaller than the sum of its proper divisors (399478590).

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

230000130 is a wasteful number, since it uses less digits than its factorization.

230000130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134535 (or 134532 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 9.

The square root of 230000130 is about 15165.7551740756. The cubic root of 230000130 is about 612.6926829577.

Adding to 230000130 its reverse (31000032), we get a palindrome (261000162).

The spelling of 230000130 in words is "two hundred thirty million, one hundred thirty", and thus it is an aban number.

Divisors: 1 2 3 5 6 9 10 15 18 19 30 38 45 57 90 95 114 171 190 285 342 570 855 1710 134503 269006 403509 672515 807018 1210527 1345030 2017545 2421054 2555557 4035090 5111114 6052635 7666671 12105270 12777785 15333342 23000013 25555570 38333355 46000026 76666710 115000065 230000130