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230468533 = 2313972089
BaseRepresentation
bin11011011110010…
…10101110110101
3121001200000101121
431233022232311
5432444443113
634511423541
75465643631
oct1557125665
9531600347
10230468533
11109103469
1265224bb1
1338994619
1422873dc1
1515376e8d
hexdbcabb5

230468533 has 8 divisors (see below), whose sum is σ = 242222400. Its totient is φ = 218859168.

The previous prime is 230468521. The next prime is 230468593. The reversal of 230468533 is 335864032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 230468533 - 213 = 230460341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230468593) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32848 + ... + 39241.

It is an arithmetic number, because the mean of its divisors is an integer number (30277800).

Almost surely, 2230468533 is an apocalyptic number.

230468533 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

230468533 is a deficient number, since it is larger than the sum of its proper divisors (11753867).

230468533 is a wasteful number, since it uses less digits than its factorization.

230468533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72251.

The product of its (nonzero) digits is 51840, while the sum is 34.

The square root of 230468533 is about 15181.1901048633. The cubic root of 230468533 is about 613.1083240144.

The spelling of 230468533 in words is "two hundred thirty million, four hundred sixty-eight thousand, five hundred thirty-three".

Divisors: 1 23 139 3197 72089 1658047 10020371 230468533