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104232831 = 3177327997
BaseRepresentation
bin1100011011001…
…11011101111111
321021010120120020
412031213131333
5203140422311
614202023223
72403651543
oct615473577
9237116506
10104232831
115392273a
122aaa7b13
1318796341
14dbb3a23
15923dc06
hex636777f

104232831 has 16 divisors (see below), whose sum is σ = 149173344. Its totient is φ = 64502784.

The previous prime is 104232829. The next prime is 104232851. The reversal of 104232831 is 138232401.

It is not a de Polignac number, because 104232831 - 21 = 104232829 is a prime.

It is a super-2 number, since 2×1042328312 = 21728966116549122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104232851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10276 + ... + 17721.

It is an arithmetic number, because the mean of its divisors is an integer number (9323334).

Almost surely, 2104232831 is an apocalyptic number.

104232831 is a deficient number, since it is larger than the sum of its proper divisors (44940513).

104232831 is a wasteful number, since it uses less digits than its factorization.

104232831 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28090.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 104232831 is about 10209.4481241642. The cubic root of 104232831 is about 470.6176141900.

The spelling of 104232831 in words is "one hundred four million, two hundred thirty-two thousand, eight hundred thirty-one".

Divisors: 1 3 17 51 73 219 1241 3723 27997 83991 475949 1427847 2043781 6131343 34744277 104232831