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104040911 = 138989923
BaseRepresentation
bin1100011001110…
…00100111001111
321020202211022002
412030320213033
5203113302121
614153542515
72402222162
oct614704717
9236684262
10104040911
1153801527
122aa14a3b
1318729b90
14db63ad9
159201e0b
hex63389cf

104040911 has 8 divisors (see below), whose sum is σ = 113304240. Its totient is φ = 94957632.

The previous prime is 104040907. The next prime is 104040949. The reversal of 104040911 is 119040401.

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 104040911 - 22 = 104040907 is a prime.

It is a super-2 number, since 2×1040409112 = 21649022323419842, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104040011) 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, 43805 + ... + 46118.

It is an arithmetic number, because the mean of its divisors is an integer number (14163030).

Almost surely, 2104040911 is an apocalyptic number.

104040911 is a deficient number, since it is larger than the sum of its proper divisors (9263329).

104040911 is an equidigital number, since it uses as much as digits as its factorization.

104040911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90025.

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 104040911 is about 10200.0446567650. The cubic root of 104040911 is about 470.3285932124.

The spelling of 104040911 in words is "one hundred four million, forty thousand, nine hundred eleven".

Divisors: 1 13 89 1157 89923 1168999 8003147 104040911