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232646241 = 31719240089
BaseRepresentation
bin11011101110111…
…10011001100001
3121012202122122110
431313132121201
5434024134431
635030225533
75523313632
oct1567363141
9535678573
10232646241
1110a360623
1265ab52a9
13392778c9
1422c7d889
1515657346
hexddde661

232646241 has 16 divisors (see below), whose sum is σ = 345729600. Its totient is φ = 138290688.

The previous prime is 232646233. The next prime is 232646257. The reversal of 232646241 is 142646232.

It is not a de Polignac number, because 232646241 - 23 = 232646233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 232646199 and 232646208.

It is not an unprimeable number, because it can be changed into a prime (232646201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119076 + ... + 121013.

It is an arithmetic number, because the mean of its divisors is an integer number (21608100).

Almost surely, 2232646241 is an apocalyptic number.

It is an amenable number.

232646241 is a deficient number, since it is larger than the sum of its proper divisors (113083359).

232646241 is a wasteful number, since it uses less digits than its factorization.

232646241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240128.

The product of its digits is 13824, while the sum is 30.

The square root of 232646241 is about 15252.7453594427. The cubic root of 232646241 is about 615.0333698596.

Subtracting from 232646241 its reverse (142646232), we obtain a palindrome (90000009).

The spelling of 232646241 in words is "two hundred thirty-two million, six hundred forty-six thousand, two hundred forty-one".

Divisors: 1 3 17 19 51 57 323 969 240089 720267 4081513 4561691 12244539 13685073 77548747 232646241