Base | Representation |
---|---|
bin | 110000110000111100… |
… | …1011000101000111011 |
3 | 101000022020020220220111 |
4 | 1201201321120220323 |
5 | 3203432220220222 |
6 | 120035232205151 |
7 | 10365046215442 |
oct | 1414171305073 |
9 | 330266226814 |
10 | 104721648187 |
11 | 40459705292 |
12 | 183670997b7 |
13 | 9b4baacc00 |
14 | 50d6185d59 |
15 | 2acda0b777 |
hex | 1861e58a3b |
104721648187 has 12 divisors (see below), whose sum is σ = 113407099824. Its totient is φ = 96657369120.
The previous prime is 104721648179. The next prime is 104721648203. The reversal of 104721648187 is 781846127401.
It is a happy number.
It is not a de Polignac number, because 104721648187 - 23 = 104721648179 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 104721648187.
It is not an unprimeable number, because it can be changed into a prime (104721648127) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2524738 + ... + 2565880.
It is an arithmetic number, because the mean of its divisors is an integer number (9450591652).
Almost surely, 2104721648187 is an apocalyptic number.
104721648187 is a deficient number, since it is larger than the sum of its proper divisors (8685451637).
104721648187 is a wasteful number, since it uses less digits than its factorization.
104721648187 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56230 (or 56217 counting only the distinct ones).
The product of its (nonzero) digits is 602112, while the sum is 49.
The spelling of 104721648187 in words is "one hundred four billion, seven hundred twenty-one million, six hundred forty-eight thousand, one hundred eighty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •