Base | Representation |
---|---|
bin | 1110110110101100001111 |
3 | 21022211121101 |
4 | 32312230033 |
5 | 1444102111 |
6 | 215243531 |
7 | 45045601 |
oct | 16665417 |
9 | 7284541 |
10 | 3894031 |
11 | 221a709 |
12 | 13795a7 |
13 | a6457b |
14 | 735171 |
15 | 51dbc1 |
hex | 3b6b0f |
3894031 has 8 divisors (see below), whose sum is σ = 4118400. Its totient is φ = 3671640.
The previous prime is 3894029. The next prime is 3894041. The reversal of 3894031 is 1304983.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 3894031 - 21 = 3894029 is a prime.
It is a super-2 number, since 2×38940312 = 30326954857922, 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 (3894001) 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, 5580 + ... + 6238.
It is an arithmetic number, because the mean of its divisors is an integer number (514800).
Almost surely, 23894031 is an apocalyptic number.
3894031 is the 883-rd centered decagonal number.
3894031 is a deficient number, since it is larger than the sum of its proper divisors (224369).
3894031 is a wasteful number, since it uses less digits than its factorization.
3894031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 989.
The product of its (nonzero) digits is 2592, while the sum is 28.
The square root of 3894031 is about 1973.3299267989. The cubic root of 3894031 is about 157.3257466457.
The spelling of 3894031 in words is "three million, eight hundred ninety-four thousand, thirty-one".
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