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104104131 = 367517931
BaseRepresentation
bin1100011010010…
…00000011000011
321020220001000120
412031020003003
5203122313011
614155151323
72402604405
oct615100303
9236801016
10104104131
1153844a7a
122aa45543
131874c8a1
14db7cb75
159215a06
hex63480c3

104104131 has 8 divisors (see below), whose sum is σ = 140877504. Its totient is φ = 68366760.

The previous prime is 104104129. The next prime is 104104139. The reversal of 104104131 is 131401401.

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

It is not a de Polignac number, because 104104131 - 21 = 104104129 is a prime.

It is a super-2 number, since 2×1041041312 = 21675340182530322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 104104131.

It is not an unprimeable number, because it can be changed into a prime (104104139) 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, 258765 + ... + 259166.

It is an arithmetic number, because the mean of its divisors is an integer number (17609688).

Almost surely, 2104104131 is an apocalyptic number.

104104131 is a deficient number, since it is larger than the sum of its proper divisors (36773373).

104104131 is an equidigital number, since it uses as much as digits as its factorization.

104104131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518001.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 104104131 is about 10203.1431921737. The cubic root of 104104131 is about 470.4238382873.

Adding to 104104131 its reverse (131401401), we get a palindrome (235505532).

It can be divided in two parts, 10410 and 4131, that added together give a palindrome (14541).

The spelling of 104104131 in words is "one hundred four million, one hundred four thousand, one hundred thirty-one".

Divisors: 1 3 67 201 517931 1553793 34701377 104104131