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232016434 = 2139791997
BaseRepresentation
bin11011101010001…
…00101000110010
3121011120122201021
431311010220302
5433344011214
635004530054
75515051516
oct1565045062
9534518637
10232016434
11109a70421
126585092a
13390b7040
1422b58146
1515580924
hexdd44a32

232016434 has 16 divisors (see below), whose sum is σ = 378663768. Its totient is φ = 105979392.

The previous prime is 232016423. The next prime is 232016471. The reversal of 232016434 is 434610232.

It can be written as a sum of positive squares in 4 ways, for example, as 166487409 + 65529025 = 12903^2 + 8095^2 .

It is a junction number, because it is equal to n+sod(n) for n = 232016399 and 232016408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43477 + ... + 48520.

Almost surely, 2232016434 is an apocalyptic number.

232016434 is a deficient number, since it is larger than the sum of its proper divisors (146647334).

232016434 is a wasteful number, since it uses less digits than its factorization.

232016434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92109.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 232016434 is about 15232.0856746540. The cubic root of 232016434 is about 614.4778735460.

Adding to 232016434 its reverse (434610232), we get a palindrome (666626666).

The spelling of 232016434 in words is "two hundred thirty-two million, sixteen thousand, four hundred thirty-four".

Divisors: 1 2 13 26 97 194 1261 2522 91997 183994 1195961 2391922 8923709 17847418 116008217 232016434