Base | Representation |
---|---|
bin | 10011110001111… |
… | …101010000000101 |
3 | 212010110101111220 |
4 | 103301331100011 |
5 | 1134424104140 |
6 | 52532550553 |
7 | 11136534513 |
oct | 2361752005 |
9 | 763411456 |
10 | 331863045 |
11 | 160367688 |
12 | 93182459 |
13 | 539a5a87 |
14 | 321094b3 |
15 | 1e204bd0 |
hex | 13c7d405 |
331863045 has 8 divisors (see below), whose sum is σ = 530980896. Its totient is φ = 176993616.
The previous prime is 331863043. The next prime is 331863071. The reversal of 331863045 is 540368133.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 331863045 - 21 = 331863043 is a prime.
It is a super-2 number, since 2×3318630452 = 220266161273344050, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 331862997 and 331863015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (331863043) 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, 11062087 + ... + 11062116.
It is an arithmetic number, because the mean of its divisors is an integer number (66372612).
Almost surely, 2331863045 is an apocalyptic number.
It is an amenable number.
331863045 is a deficient number, since it is larger than the sum of its proper divisors (199117851).
331863045 is a wasteful number, since it uses less digits than its factorization.
331863045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22124211.
The product of its (nonzero) digits is 25920, while the sum is 33.
The square root of 331863045 is about 18217.1085795743. The cubic root of 331863045 is about 692.3403308022.
The spelling of 331863045 in words is "three hundred thirty-one million, eight hundred sixty-three thousand, forty-five".
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