Base | Representation |
---|---|
bin | 100011100000101110… |
… | …110011100111100111 |
3 | 10122102100112000111222 |
4 | 203200232303213213 |
5 | 1111042301323212 |
6 | 25303340250555 |
7 | 2516620354214 |
oct | 434056634747 |
9 | 118370460458 |
10 | 38130104807 |
11 | 151974a5113 |
12 | 7481840a5b |
13 | 379885c5c2 |
14 | 1bba0dcb0b |
15 | ed2773c72 |
hex | 8e0bb39e7 |
38130104807 has 4 divisors (see below), whose sum is σ = 38130505080. Its totient is φ = 38129704536.
The previous prime is 38130104717. The next prime is 38130104809. The reversal of 38130104807 is 70840103183.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 38130104807 - 222 = 38125910503 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38130104809) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34268 + ... + 278270.
It is an arithmetic number, because the mean of its divisors is an integer number (9532626270).
Almost surely, 238130104807 is an apocalyptic number.
38130104807 is a deficient number, since it is larger than the sum of its proper divisors (400273).
38130104807 is a wasteful number, since it uses less digits than its factorization.
38130104807 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 400272.
The product of its (nonzero) digits is 16128, while the sum is 35.
The spelling of 38130104807 in words is "thirty-eight billion, one hundred thirty million, one hundred four thousand, eight hundred seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •