Base | Representation |
---|---|
bin | 101010010101000010… |
… | …000010010101101101 |
3 | 11100022111012211111021 |
4 | 222111002002111231 |
5 | 1221040200341023 |
6 | 32513543254141 |
7 | 3166202504440 |
oct | 522502022555 |
9 | 140274184437 |
10 | 45450012013 |
11 | 1830338a7aa |
12 | 898514a351 |
13 | 4394213443 |
14 | 22b2331657 |
15 | 12b01d035d |
hex | a9508256d |
45450012013 has 8 divisors (see below), whose sum is σ = 51944174528. Its totient is φ = 38956175424.
The previous prime is 45450012001. The next prime is 45450012029. The reversal of 45450012013 is 31021005454.
It is a happy number.
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 45450012013 - 29 = 45450011501 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45450012073) 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, 439045 + ... + 532597.
It is an arithmetic number, because the mean of its divisors is an integer number (6493021816).
Almost surely, 245450012013 is an apocalyptic number.
It is an amenable number.
45450012013 is a deficient number, since it is larger than the sum of its proper divisors (6494162515).
45450012013 is an equidigital number, since it uses as much as digits as its factorization.
45450012013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 162963.
The product of its (nonzero) digits is 2400, while the sum is 25.
Adding to 45450012013 its reverse (31021005454), we get a palindrome (76471017467).
The spelling of 45450012013 in words is "forty-five billion, four hundred fifty million, twelve thousand, thirteen".
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