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230270433 = 3179428809
BaseRepresentation
bin11011011100110…
…10010111100001
3121001021221122120
431232122113201
5432422123213
634503254453
75464160241
oct1556322741
9531257576
10230270433
11108a88648
126514a429
13389253c3
1422821b21
1515338423
hexdb9a5e1

230270433 has 8 divisors (see below), whose sum is σ = 308743200. Its totient is φ = 152655648.

The previous prime is 230270429. The next prime is 230270441. The reversal of 230270433 is 334072032.

It is a happy number.

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

It is not a de Polignac number, because 230270433 - 22 = 230270429 is a prime.

It is not an unprimeable number, because it can be changed into a prime (230270413) 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, 213868 + ... + 214941.

It is an arithmetic number, because the mean of its divisors is an integer number (38592900).

Almost surely, 2230270433 is an apocalyptic number.

It is an amenable number.

230270433 is a deficient number, since it is larger than the sum of its proper divisors (78472767).

230270433 is a wasteful number, since it uses less digits than its factorization.

230270433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428991.

The product of its (nonzero) digits is 3024, while the sum is 24.

The square root of 230270433 is about 15174.6641807982. The cubic root of 230270433 is about 612.9326072205.

The spelling of 230270433 in words is "two hundred thirty million, two hundred seventy thousand, four hundred thirty-three".

Divisors: 1 3 179 537 428809 1286427 76756811 230270433