Base | Representation |
---|---|
bin | 1110110011100111111101 |
3 | 21022012101010 |
4 | 32303213331 |
5 | 1443201334 |
6 | 215105433 |
7 | 44664144 |
oct | 16634775 |
9 | 7265333 |
10 | 3881469 |
11 | 2211229 |
12 | 1372279 |
13 | a5b937 |
14 | 73075b |
15 | 51a0e9 |
hex | 3b39fd |
3881469 has 8 divisors (see below), whose sum is σ = 5189920. Its totient is φ = 2580336.
The previous prime is 3881467. The next prime is 3881509. The reversal of 3881469 is 9641883.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 3881469 - 21 = 3881467 is a prime.
It is a super-2 number, since 2×38814692 = 30131603195922, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3881461) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 439 + ... + 2820.
It is an arithmetic number, because the mean of its divisors is an integer number (648740).
Almost surely, 23881469 is an apocalyptic number.
It is an amenable number.
3881469 is a deficient number, since it is larger than the sum of its proper divisors (1308451).
3881469 is a wasteful number, since it uses less digits than its factorization.
3881469 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3659.
The product of its digits is 41472, while the sum is 39.
The square root of 3881469 is about 1970.1444109506. The cubic root of 3881469 is about 157.1563887206.
It can be divided in two parts, 38814 and 69, that added together give a palindrome (38883).
The spelling of 3881469 in words is "three million, eight hundred eighty-one thousand, four hundred sixty-nine".
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