Base | Representation |
---|---|
bin | 11001100100000… |
… | …111100011110001 |
3 | 1002220001022012022 |
4 | 121210013203301 |
5 | 1334244223140 |
6 | 110320441225 |
7 | 13425402035 |
oct | 3144074361 |
9 | 1086038168 |
10 | 428898545 |
11 | 200113909 |
12 | bb779215 |
13 | 6ab1c12a |
14 | 40d681c5 |
15 | 279c10b5 |
hex | 199078f1 |
428898545 has 16 divisors (see below), whose sum is σ = 534193920. Its totient is φ = 330187200.
The previous prime is 428898529. The next prime is 428898577. The reversal of 428898545 is 545898824.
It is not a de Polignac number, because 428898545 - 24 = 428898529 is a prime.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40340 + ... + 49850.
It is an arithmetic number, because the mean of its divisors is an integer number (33387120).
Almost surely, 2428898545 is an apocalyptic number.
It is an amenable number.
428898545 is a deficient number, since it is larger than the sum of its proper divisors (105295375).
428898545 is a wasteful number, since it uses less digits than its factorization.
428898545 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9856.
The product of its digits is 3686400, while the sum is 53.
The square root of 428898545 is about 20709.8658856111. The cubic root of 428898545 is about 754.1392145857.
The spelling of 428898545 in words is "four hundred twenty-eight million, eight hundred ninety-eight thousand, five hundred forty-five".
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