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1232230233 = 31333899323
BaseRepresentation
bin100100101110010…
…0101011101011001
310011212122210002210
41021130211131121
510010422331413
6322134545333
742351532653
oct11134453531
93155583083
101232230233
1158261a8a3
122a4808249
1316839a620
14b991d6d3
15732a53c3
hex49725759

1232230233 has 16 divisors (see below), whose sum is σ = 1770068160. Its totient is φ = 757990464.

The previous prime is 1232230189. The next prime is 1232230247. The reversal of 1232230233 is 3320322321.

It is not a de Polignac number, because 1232230233 - 26 = 1232230169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1232230283) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127510 + ... + 136832.

It is an arithmetic number, because the mean of its divisors is an integer number (110629260).

Almost surely, 21232230233 is an apocalyptic number.

1232230233 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1232230233 is a deficient number, since it is larger than the sum of its proper divisors (537837927).

1232230233 is a wasteful number, since it uses less digits than its factorization.

1232230233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12728.

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

The square root of 1232230233 is about 35103.1370820330. The cubic root of 1232230233 is about 1072.0884569211.

Adding to 1232230233 its reverse (3320322321), we get a palindrome (4552552554).

The spelling of 1232230233 in words is "one billion, two hundred thirty-two million, two hundred thirty thousand, two hundred thirty-three".

Divisors: 1 3 13 39 3389 9323 10167 27969 44057 121199 132171 363597 31595647 94786941 410743411 1232230233