Base | Representation |
---|---|
bin | 1100011001110… |
… | …01000111101100 |
3 | 21020202221011000 |
4 | 12030321013230 |
5 | 203113333423 |
6 | 14154000300 |
7 | 2402231220 |
oct | 614710754 |
9 | 236687130 |
10 | 104042988 |
11 | 53803045 |
12 | 2aa16090 |
13 | 1872aaca |
14 | db64780 |
15 | 9202843 |
hex | 63391ec |
104042988 has 48 divisors (see below), whose sum is σ = 308277760. Its totient is φ = 29726352.
The previous prime is 104042959. The next prime is 104042999. The reversal of 104042988 is 889240401.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68056 + ... + 69567.
Almost surely, 2104042988 is an apocalyptic number.
104042988 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
104042988 is an abundant number, since it is smaller than the sum of its proper divisors (204234772).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
104042988 is a wasteful number, since it uses less digits than its factorization.
104042988 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 137643 (or 137635 counting only the distinct ones).
The product of its (nonzero) digits is 18432, while the sum is 36.
The square root of 104042988 is about 10200.1464695366. The cubic root of 104042988 is about 470.3317229620.
The spelling of 104042988 in words is "one hundred four million, forty-two thousand, nine hundred eighty-eight".
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