Base | Representation |
---|---|
bin | 1010110010010… |
… | …1010000101111 |
3 | 10011010111112002 |
4 | 2230211100233 |
5 | 43040211031 |
6 | 4253402515 |
7 | 1056355046 |
oct | 254452057 |
9 | 104114462 |
10 | 45241391 |
11 | 235a0588 |
12 | 1319943b |
13 | 94b0470 |
14 | 601955d |
15 | 3e89ccb |
hex | 2b2542f |
45241391 has 16 divisors (see below), whose sum is σ = 51480576. Its totient is φ = 39442656.
The previous prime is 45241387. The next prime is 45241393. The reversal of 45241391 is 19314254.
45241391 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 45241391 - 22 = 45241387 is a prime.
It is a super-2 number, since 2×452413912 = 4093566919229762, 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 (45241393) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23906 + ... + 25728.
It is an arithmetic number, because the mean of its divisors is an integer number (3217536).
Almost surely, 245241391 is an apocalyptic number.
45241391 is a deficient number, since it is larger than the sum of its proper divisors (6239185).
45241391 is a wasteful number, since it uses less digits than its factorization.
45241391 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1942.
The product of its digits is 4320, while the sum is 29.
The square root of 45241391 is about 6726.1720911675. The cubic root of 45241391 is about 356.3241981084.
The spelling of 45241391 in words is "forty-five million, two hundred forty-one thousand, three hundred ninety-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •