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230133762 = 23212785209
BaseRepresentation
bin11011011011110…
…01000000000010
3121001001000011200
431231321000002
5432403240022
634500322030
75463050625
oct1555710002
9531030150
10230133762
111089a49a1
12650a3316
13388a8131
14227c7dbc
151530cbac
hexdb79002

230133762 has 12 divisors (see below), whose sum is σ = 498623190. Its totient is φ = 76711248.

The previous prime is 230133751. The next prime is 230133767. The reversal of 230133762 is 267331032.

It can be written as a sum of positive squares in only one way, i.e., 227074761 + 3059001 = 15069^2 + 1749^2 .

It is not an unprimeable number, because it can be changed into a prime (230133767) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6392587 + ... + 6392622.

Almost surely, 2230133762 is an apocalyptic number.

230133762 is an abundant number, since it is smaller than the sum of its proper divisors (268489428).

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

230133762 is a wasteful number, since it uses less digits than its factorization.

230133762 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12785217 (or 12785214 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 27.

The square root of 230133762 is about 15170.1602496480. The cubic root of 230133762 is about 612.8113198427.

Adding to 230133762 its reverse (267331032), we get a palindrome (497464794).

It can be divided in two parts, 2301 and 33762, that added together give a palindrome (36063).

The spelling of 230133762 in words is "two hundred thirty million, one hundred thirty-three thousand, seven hundred sixty-two".

Divisors: 1 2 3 6 9 18 12785209 25570418 38355627 76711254 115066881 230133762