Search a number
-
+
230132572 = 222353109433
BaseRepresentation
bin11011011011110…
…00101101011100
3121001000221112121
431231320231130
5432403220242
634500312324
75463044305
oct1555705534
9531027477
10230132572
111089a400a
12650a26a4
13388a7727
14227c77ac
151530c667
hexdb78b5c

230132572 has 48 divisors (see below), whose sum is σ = 433097280. Its totient is φ = 106748928.

The previous prime is 230132569. The next prime is 230132593. The reversal of 230132572 is 275231032.

It is a super-2 number, since 2×2301325722 = 105922001390670368, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 531268 + ... + 531700.

It is an arithmetic number, because the mean of its divisors is an integer number (9022860).

Almost surely, 2230132572 is an apocalyptic number.

It is an amenable number.

230132572 is a deficient number, since it is larger than the sum of its proper divisors (202964708).

230132572 is a wasteful number, since it uses less digits than its factorization.

230132572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622 (or 620 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 230132572 is about 15170.1210278626. The cubic root of 230132572 is about 612.8102635777.

The spelling of 230132572 in words is "two hundred thirty million, one hundred thirty-two thousand, five hundred seventy-two".

Divisors: 1 2 4 23 46 53 92 106 109 212 218 433 436 866 1219 1732 2438 2507 4876 5014 5777 9959 10028 11554 19918 22949 23108 39836 45898 47197 91796 94394 132871 188788 265742 527827 531484 1055654 1085531 2111308 2171062 2501441 4342124 5002882 10005764 57533143 115066286 230132572