Search a number
-
+
230137086 = 23129729573
BaseRepresentation
bin11011011011110…
…01110011111110
3121001001011201210
431231321303332
5432403341321
634500345250
75463063414
oct1555716376
9531034653
10230137086
111089a7443
12650a5226
13388a97ba
14227c92b4
151530db76
hexdb79cfe

230137086 has 16 divisors (see below), whose sum is σ = 460644624. Its totient is φ = 76650624.

The previous prime is 230137013. The next prime is 230137091. The reversal of 230137086 is 680731032.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7005 + ... + 22568.

It is an arithmetic number, because the mean of its divisors is an integer number (28790289).

Almost surely, 2230137086 is an apocalyptic number.

230137086 is an abundant number, since it is smaller than the sum of its proper divisors (230507538).

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

230137086 is a wasteful number, since it uses less digits than its factorization.

230137086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30875.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 230137086 is about 15170.2698064339. The cubic root of 230137086 is about 612.8142702645.

The spelling of 230137086 in words is "two hundred thirty million, one hundred thirty-seven thousand, eighty-six".

Divisors: 1 2 3 6 1297 2594 3891 7782 29573 59146 88719 177438 38356181 76712362 115068543 230137086