Base | Representation |
---|---|
bin | 110000011001001111… |
… | …1010101001000001001 |
3 | 100221020210122111002022 |
4 | 1200302133111020021 |
5 | 3200320112221110 |
6 | 115424301014225 |
7 | 10336250610635 |
oct | 1406237251011 |
9 | 327223574068 |
10 | 103926288905 |
11 | 4009075406a |
12 | 18184854375 |
13 | 9a5309340a |
14 | 505c6a7dc5 |
15 | 2a83c9e755 |
hex | 18327d5209 |
103926288905 has 4 divisors (see below), whose sum is σ = 124711546692. Its totient is φ = 83141031120.
The previous prime is 103926288871. The next prime is 103926288913. The reversal of 103926288905 is 509882629301.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 509882629301 = 317 ⋅1608462553.
It can be written as a sum of positive squares in 2 ways, for example, as 78585469561 + 25340819344 = 280331^2 + 159188^2 .
It is not a de Polignac number, because 103926288905 - 218 = 103926026761 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10392628886 + ... + 10392628895.
It is an arithmetic number, because the mean of its divisors is an integer number (31177886673).
Almost surely, 2103926288905 is an apocalyptic number.
It is an amenable number.
103926288905 is a deficient number, since it is larger than the sum of its proper divisors (20785257787).
103926288905 is an equidigital number, since it uses as much as digits as its factorization.
103926288905 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20785257786.
The product of its (nonzero) digits is 1866240, while the sum is 53.
The spelling of 103926288905 in words is "one hundred three billion, nine hundred twenty-six million, two hundred eighty-eight thousand, nine hundred five".
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