Base | Representation |
---|---|
bin | 1010101110101… |
… | …1010011111111 |
3 | 10010200102220222 |
4 | 2223223103333 |
5 | 43010112111 |
6 | 4244331555 |
7 | 1054346042 |
oct | 253532377 |
9 | 103612828 |
10 | 45004031 |
11 | 23449216 |
12 | 130a3bbb |
13 | 9429407 |
14 | 5d96c59 |
15 | 3e3e7db |
hex | 2aeb4ff |
45004031 has 8 divisors (see below), whose sum is σ = 47732064. Its totient is φ = 42340320.
The previous prime is 45004013. The next prime is 45004039. The reversal of 45004031 is 13040054.
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 45004031 - 214 = 44987647 is a prime.
It is a super-2 number, since 2×450040312 = 4050725612497922, 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 (45004039) 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, 14636 + ... + 17441.
It is an arithmetic number, because the mean of its divisors is an integer number (5966508).
Almost surely, 245004031 is an apocalyptic number.
45004031 is a deficient number, since it is larger than the sum of its proper divisors (2728033).
45004031 is a wasteful number, since it uses less digits than its factorization.
45004031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32161.
The product of its (nonzero) digits is 240, while the sum is 17.
The square root of 45004031 is about 6708.5043787718. The cubic root of 45004031 is about 355.6999507518.
Adding to 45004031 its reverse (13040054), we get a palindrome (58044085).
The spelling of 45004031 in words is "forty-five million, four thousand, thirty-one".
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