Search a number
-
+
230134272 = 293149827
BaseRepresentation
bin11011011011110…
…01001000000000
3121001001000212120
431231321020000
5432403244042
634500324240
75463052254
oct1555711000
9531030776
10230134272
111089a5315
12650a3680
13388a8434
14227c8264
151530cdec
hexdb79200

230134272 has 40 divisors (see below), whose sum is σ = 613096176. Its totient is φ = 76710912.

The previous prime is 230134249. The next prime is 230134313. The reversal of 230134272 is 272431032.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 73378 + ... + 76449.

Almost surely, 2230134272 is an apocalyptic number.

It is an amenable number.

230134272 is an abundant number, since it is smaller than the sum of its proper divisors (382961904).

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

230134272 is an equidigital number, since it uses as much as digits as its factorization.

230134272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149848 (or 149832 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 230134272 is about 15170.1770589535. The cubic root of 230134272 is about 612.8117725266.

The spelling of 230134272 in words is "two hundred thirty million, one hundred thirty-four thousand, two hundred seventy-two".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 64 96 128 192 256 384 512 768 1536 149827 299654 449481 599308 898962 1198616 1797924 2397232 3595848 4794464 7191696 9588928 14383392 19177856 28766784 38355712 57533568 76711424 115067136 230134272