Search a number
-
+
130231294 = 2235127697
BaseRepresentation
bin1111100001100…
…10101111111110
3100002001102202021
413300302233332
5231314400134
620531150354
73140643034
oct760625776
9302042667
10130231294
116756a776
12377453ba
1320c99b4b
1413420554
15b6770b4
hex7c32bfe

130231294 has 8 divisors (see below), whose sum is σ = 195437088. Its totient is φ = 65085600.

The previous prime is 130231289. The next prime is 130231307. The reversal of 130231294 is 492132031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9147 + ... + 18550.

It is an arithmetic number, because the mean of its divisors is an integer number (24429636).

Almost surely, 2130231294 is an apocalyptic number.

130231294 is a deficient number, since it is larger than the sum of its proper divisors (65205794).

130231294 is a wasteful number, since it uses less digits than its factorization.

130231294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30050.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 130231294 is about 11411.8926563476. The cubic root of 130231294 is about 506.8799568481.

The spelling of 130231294 in words is "one hundred thirty million, two hundred thirty-one thousand, two hundred ninety-four".

Divisors: 1 2 2351 4702 27697 55394 65115647 130231294