Base | Representation |
---|---|
bin | 101010101110010111… |
… | …001111010001100101 |
3 | 11101102002220110222200 |
4 | 222232113033101211 |
5 | 1222423000003141 |
6 | 33024044245113 |
7 | 3212553032625 |
oct | 525627172145 |
9 | 141362813880 |
10 | 45875000421 |
11 | 18501272898 |
12 | 8a83540799 |
13 | 4431293883 |
14 | 231295c885 |
15 | 12d767cab6 |
hex | aae5cf465 |
45875000421 has 24 divisors (see below), whose sum is σ = 66660072024. Its totient is φ = 30400634880.
The previous prime is 45875000419. The next prime is 45875000489. The reversal of 45875000421 is 12400057854.
45875000421 is a `hidden beast` number, since 4 + 587 + 50 + 0 + 0 + 4 + 21 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 256448196 + 45618552225 = 16014^2 + 213585^2 .
It is not a de Polignac number, because 45875000421 - 21 = 45875000419 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45875000401) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4649125 + ... + 4658981.
It is an arithmetic number, because the mean of its divisors is an integer number (2777503001).
Almost surely, 245875000421 is an apocalyptic number.
It is an amenable number.
45875000421 is a deficient number, since it is larger than the sum of its proper divisors (20785071603).
45875000421 is a wasteful number, since it uses less digits than its factorization.
45875000421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12901 (or 12898 counting only the distinct ones).
The product of its (nonzero) digits is 44800, while the sum is 36.
The spelling of 45875000421 in words is "forty-five billion, eight hundred seventy-five million, four hundred twenty-one", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.084 sec. • engine limits •