Base | Representation |
---|---|
bin | 1110110011101111000101 |
3 | 21022020000000 |
4 | 32303233011 |
5 | 1443210200 |
6 | 215111513 |
7 | 44665365 |
oct | 16635705 |
9 | 7266000 |
10 | 3881925 |
11 | 2211603 |
12 | 1372599 |
13 | a5bbc8 |
14 | 7309a5 |
15 | 51a300 |
hex | 3b3bc5 |
3881925 has 48 divisors (see below), whose sum is σ = 7320960. Its totient is φ = 2041200.
The previous prime is 3881887. The next prime is 3881951. The reversal of 3881925 is 5291883.
It is not a de Polignac number, because 3881925 - 29 = 3881413 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 3881925.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 54640 + ... + 54710.
It is an arithmetic number, because the mean of its divisors is an integer number (152520).
Almost surely, 23881925 is an apocalyptic number.
It is an amenable number.
3881925 is a deficient number, since it is larger than the sum of its proper divisors (3439035).
3881925 is an frugal number, since it uses more digits than its factorization.
3881925 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 102 (or 79 counting only the distinct ones).
The product of its digits is 17280, while the sum is 36.
The square root of 3881925 is about 1970.2601351091. The cubic root of 3881925 is about 157.1625427916.
The spelling of 3881925 in words is "three million, eight hundred eighty-one thousand, nine hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •