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104102141 = 11132291931
BaseRepresentation
bin1100011010001…
…11100011111101
321020212221021212
412031013203331
5203122232031
614155134205
72402565533
oct615074375
9236787255
10104102141
1153843530
122aa44365
131874ba00
14db7c153
15921512b
hex63478fd

104102141 has 24 divisors (see below), whose sum is σ = 127280160. Its totient is φ = 84302400.

The previous prime is 104102113. The next prime is 104102153. The reversal of 104102141 is 141201401.

It is a de Polignac number, because none of the positive numbers 2k-104102141 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 (104102111) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52946 + ... + 54876.

It is an arithmetic number, because the mean of its divisors is an integer number (5303340).

Almost surely, 2104102141 is an apocalyptic number.

104102141 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

104102141 is a deficient number, since it is larger than the sum of its proper divisors (23178019).

104102141 is a wasteful number, since it uses less digits than its factorization.

104102141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1997 (or 1984 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 104102141 is about 10203.0456727391. The cubic root of 104102141 is about 470.4208408097.

Adding to 104102141 its reverse (141201401), we get a palindrome (245303542).

The spelling of 104102141 in words is "one hundred four million, one hundred two thousand, one hundred forty-one".

Divisors: 1 11 13 29 143 169 319 377 1859 1931 4147 4901 21241 25103 53911 55999 276133 326339 615989 727987 3589729 8007857 9463831 104102141