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232130211 = 3432337723
BaseRepresentation
bin11011101011000…
…00011010100011
3121011210102210020
431311200122203
5433411131321
635011204523
75516034315
oct1565403243
9534712706
10232130211
1110a038955
12658a6743
1339126a71
1422b877b5
15155a44c6
hexdd606a3

232130211 has 16 divisors (see below), whose sum is σ = 318105216. Its totient is φ = 150486336.

The previous prime is 232130183. The next prime is 232130221. The reversal of 232130211 is 112031232.

232130211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 232130211 - 25 = 232130179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (232130221) 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, 26196 + ... + 33918.

It is an arithmetic number, because the mean of its divisors is an integer number (19881576).

Almost surely, 2232130211 is an apocalyptic number.

232130211 is a deficient number, since it is larger than the sum of its proper divisors (85975005).

232130211 is a wasteful number, since it uses less digits than its factorization.

232130211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8002.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 232130211 is about 15235.8199976240. The cubic root of 232130211 is about 614.5783003746.

Adding to 232130211 its reverse (112031232), we get a palindrome (344161443).

The spelling of 232130211 in words is "two hundred thirty-two million, one hundred thirty thousand, two hundred eleven".

Divisors: 1 3 43 129 233 699 7723 10019 23169 30057 332089 996267 1799459 5398377 77376737 232130211