Base | Representation |
---|---|
bin | 1100011100010… |
… | …11100011111001 |
3 | 21021102002100120 |
4 | 12032023203321 |
5 | 203210140130 |
6 | 14205123453 |
7 | 2405135544 |
oct | 616134371 |
9 | 237362316 |
10 | 104380665 |
11 | 53a13814 |
12 | 2ab59589 |
13 | 1881870c |
14 | dc1185b |
15 | 926c910 |
hex | 638b8f9 |
104380665 has 32 divisors (see below), whose sum is σ = 169881600. Its totient is φ = 54722304.
The previous prime is 104380631. The next prime is 104380667. The reversal of 104380665 is 566083401.
It is not a de Polignac number, because 104380665 - 210 = 104379641 is a prime.
It is not an unprimeable number, because it can be changed into a prime (104380667) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 298911 + ... + 299259.
It is an arithmetic number, because the mean of its divisors is an integer number (5308800).
Almost surely, 2104380665 is an apocalyptic number.
104380665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
104380665 is a deficient number, since it is larger than the sum of its proper divisors (65500935).
104380665 is a wasteful number, since it uses less digits than its factorization.
104380665 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 641.
The product of its (nonzero) digits is 17280, while the sum is 33.
The square root of 104380665 is about 10216.6856171657. The cubic root of 104380665 is about 470.8400022724.
The spelling of 104380665 in words is "one hundred four million, three hundred eighty thousand, six hundred sixty-five".
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