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233238486 = 23132990237
BaseRepresentation
bin11011110011011…
…10111111010110
3121020212202001110
431321232333112
5434202112421
635051035450
75531331405
oct1571567726
9536782043
10233238486
1110a725588
126613bb86
1339424350
1422d9563c
1515722a76
hexde6efd6

233238486 has 16 divisors (see below), whose sum is σ = 502359984. Its totient is φ = 71765664.

The previous prime is 233238461. The next prime is 233238497. The reversal of 233238486 is 684832332.

233238486 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1495041 + ... + 1495196.

It is an arithmetic number, because the mean of its divisors is an integer number (31397499).

Almost surely, 2233238486 is an apocalyptic number.

233238486 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

233238486 is an abundant number, since it is smaller than the sum of its proper divisors (269121498).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

233238486 is a wasteful number, since it uses less digits than its factorization.

233238486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2990255.

The product of its digits is 165888, while the sum is 39.

The square root of 233238486 is about 15272.1473932123. The cubic root of 233238486 is about 615.5548222065.

The spelling of 233238486 in words is "two hundred thirty-three million, two hundred thirty-eight thousand, four hundred eighty-six".

Divisors: 1 2 3 6 13 26 39 78 2990237 5980474 8970711 17941422 38873081 77746162 116619243 233238486