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234230133 = 3137569903
BaseRepresentation
bin11011111011000…
…01000101110101
3121022202010100010
431331201011311
5434430331013
635124210433
75542631454
oct1575410565
9538663303
10234230133
11110242625
1266539a19
13396b0817
1423172b9b
151586b7c3
hexdf61175

234230133 has 8 divisors (see below), whose sum is σ = 314587008. Its totient is φ = 155013344.

The previous prime is 234230099. The next prime is 234230147. The reversal of 234230133 is 331032432.

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

It is a cyclic number.

It is not a de Polignac number, because 234230133 - 210 = 234229109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234230153) 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, 284541 + ... + 285362.

It is an arithmetic number, because the mean of its divisors is an integer number (39323376).

Almost surely, 2234230133 is an apocalyptic number.

It is an amenable number.

234230133 is a deficient number, since it is larger than the sum of its proper divisors (80356875).

234230133 is a wasteful number, since it uses less digits than its factorization.

234230133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570043.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 234230133 is about 15304.5788246524. The cubic root of 234230133 is about 616.4259620920.

Adding to 234230133 its reverse (331032432), we get a palindrome (565262565).

The spelling of 234230133 in words is "two hundred thirty-four million, two hundred thirty thousand, one hundred thirty-three".

Divisors: 1 3 137 411 569903 1709709 78076711 234230133