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232423311 = 31032233373
BaseRepresentation
bin11011101101001…
…11111110001111
3121012100022211210
431312213332033
5434000021221
635021345503
75521364661
oct1566477617
9535308753
10232423311
1110a21908a
1265a08293
13391ca2b3
1422c22531
1515611276
hexdda7f8f

232423311 has 16 divisors (see below), whose sum is σ = 314402816. Its totient is φ = 152711136.

The previous prime is 232423309. The next prime is 232423327. The reversal of 232423311 is 113324232.

It is not a de Polignac number, because 232423311 - 21 = 232423309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232423511) 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, 67221 + ... + 70593.

It is an arithmetic number, because the mean of its divisors is an integer number (19650176).

Almost surely, 2232423311 is an apocalyptic number.

232423311 is a deficient number, since it is larger than the sum of its proper divisors (81979505).

232423311 is a wasteful number, since it uses less digits than its factorization.

232423311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3702.

The product of its digits is 864, while the sum is 21.

The square root of 232423311 is about 15245.4357431987. The cubic root of 232423311 is about 614.8368580423.

Adding to 232423311 its reverse (113324232), we get a palindrome (345747543).

The spelling of 232423311 in words is "two hundred thirty-two million, four hundred twenty-three thousand, three hundred eleven".

Divisors: 1 3 103 223 309 669 3373 10119 22969 68907 347419 752179 1042257 2256537 77474437 232423311