Search a number
-
+
230076580 = 22544925621
BaseRepresentation
bin11011011011010…
…11000010100100
3121000221002201211
431231223002210
5432344422310
634455201204
75462422126
oct1555530244
9530832654
10230076580
11108965a38
1265076204
13388880b6
14227b1216
15152eac8a
hexdb6b0a4

230076580 has 24 divisors (see below), whose sum is σ = 484255800. Its totient is φ = 91822080.

The previous prime is 230076571. The next prime is 230076599. The reversal of 230076580 is 85670032.

230076580 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 9375844 + 220700736 = 3062^2 + 14856^2 .

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, 3831 + ... + 21790.

It is an arithmetic number, because the mean of its divisors is an integer number (20177325).

Almost surely, 2230076580 is an apocalyptic number.

230076580 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230076580 is an abundant number, since it is smaller than the sum of its proper divisors (254179220).

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

230076580 is a wasteful number, since it uses less digits than its factorization.

230076580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26079 (or 26077 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 230076580 is about 15168.2754458112. The cubic root of 230076580 is about 612.7605599726.

The spelling of 230076580 in words is "two hundred thirty million, seventy-six thousand, five hundred eighty".

Divisors: 1 2 4 5 10 20 449 898 1796 2245 4490 8980 25621 51242 102484 128105 256210 512420 11503829 23007658 46015316 57519145 115038290 230076580