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104236831 = 1913141879
BaseRepresentation
bin1100011011010…
…00011100011111
321021010210001101
412031220130133
5203141034311
614202053531
72403666316
oct615503437
9237123041
10104236831
1153925746
122aaaa2a7
13187980ca
14dbb527d
15923eec1
hex636871f

104236831 has 8 divisors (see below), whose sum is σ = 110563200. Its totient is φ = 97994520.

The previous prime is 104236799. The next prime is 104236871. The reversal of 104236831 is 138632401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 104236831 - 25 = 104236799 is a prime.

It is a super-2 number, since 2×1042368312 = 21730633873845122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 104236831.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104236871) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18451 + ... + 23428.

It is an arithmetic number, because the mean of its divisors is an integer number (13820400).

Almost surely, 2104236831 is an apocalyptic number.

104236831 is a deficient number, since it is larger than the sum of its proper divisors (6326369).

104236831 is a wasteful number, since it uses less digits than its factorization.

104236831 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42029.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 104236831 is about 10209.6440192594. The cubic root of 104236831 is about 470.6236341947.

It can be divided in two parts, 1042 and 36831, that added together give a palindrome (37873).

The spelling of 104236831 in words is "one hundred four million, two hundred thirty-six thousand, eight hundred thirty-one".

Divisors: 1 19 131 2489 41879 795701 5486149 104236831