Base | Representation |
---|---|
bin | 10001101100010111101010… |
… | …01111010111110101100100 |
3 | 12002202120011102012021211001 |
4 | 20312023311033113311210 |
5 | 20044431414110334014 |
6 | 214430015551523044 |
7 | 11124001506036211 |
oct | 1066136517276544 |
9 | 162676142167731 |
10 | 38907928214884 |
11 | 1144083a171293 |
12 | 444474a529484 |
13 | 18930041ba401 |
14 | 987221d50b08 |
15 | 4771402d6974 |
hex | 2362f53d7d64 |
38907928214884 has 27 divisors (see below), whose sum is σ = 68471108070393. Its totient is φ = 19345360870800.
The previous prime is 38907928214863. The next prime is 38907928214887. The reversal of 38907928214884 is 48841282970983.
The square root of 38907928214884 is 6237622.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 428734229284 + 38479193985600 = 654778^2 + 6203160^2 .
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (38907928214887) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2258010549 + ... + 2258027779.
Almost surely, 238907928214884 is an apocalyptic number.
38907928214884 is the 6237622-nd square number.
It is an amenable number.
38907928214884 is a deficient number, since it is larger than the sum of its proper divisors (29563179855509).
38907928214884 is an frugal number, since it uses more digits than its factorization.
38907928214884 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34828 (or 17414 counting only the distinct ones).
The product of its (nonzero) digits is 445906944, while the sum is 73.
The spelling of 38907928214884 in words is "thirty-eight trillion, nine hundred seven billion, nine hundred twenty-eight million, two hundred fourteen thousand, eight hundred eighty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •