Base | Representation |
---|---|
bin | 1010101110101… |
… | …1101001011001 |
3 | 10010200111210201 |
4 | 2223223221121 |
5 | 43010133101 |
6 | 4244342201 |
7 | 1054353040 |
oct | 253535131 |
9 | 103614721 |
10 | 45005401 |
11 | 2344a251 |
12 | 130a4961 |
13 | 9429c1c |
14 | 5d97557 |
15 | 3e3ee01 |
hex | 2aeba59 |
45005401 has 4 divisors (see below), whose sum is σ = 51434752. Its totient is φ = 38576052.
The previous prime is 45005393. The next prime is 45005437. The reversal of 45005401 is 10450054.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10450054 = 2 ⋅5225027.
It is a cyclic number.
It is not a de Polignac number, because 45005401 - 23 = 45005393 is a prime.
It is a super-2 number, since 2×450054012 = 4050972238341602, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (45005491) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3214665 + ... + 3214678.
It is an arithmetic number, because the mean of its divisors is an integer number (12858688).
Almost surely, 245005401 is an apocalyptic number.
It is an amenable number.
45005401 is a deficient number, since it is larger than the sum of its proper divisors (6429351).
45005401 is an equidigital number, since it uses as much as digits as its factorization.
45005401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6429350.
The product of its (nonzero) digits is 400, while the sum is 19.
The square root of 45005401 is about 6708.6064871924. The cubic root of 45005401 is about 355.7035600877.
Adding to 45005401 its reverse (10450054), we get a palindrome (55455455).
The spelling of 45005401 in words is "forty-five million, five thousand, four hundred one".
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