Base | Representation |
---|---|
bin | 100101011011101… |
… | …110011111010100 |
3 | 1121202201222202022 |
4 | 211123232133110 |
5 | 2241233302200 |
6 | 142152432312 |
7 | 21364061360 |
oct | 4533563724 |
9 | 1552658668 |
10 | 628025300 |
11 | 2a255a781 |
12 | 1563a8698 |
13 | a015bb06 |
14 | 5d5a02a0 |
15 | 3a206885 |
hex | 256ee7d4 |
628025300 has 72 divisors (see below), whose sum is σ = 1571982720. Its totient is φ = 213321600.
The previous prime is 628025269. The next prime is 628025341. The reversal of 628025300 is 3520826.
It is a self number, because there is not a number n which added to its sum of digits gives 628025300.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72185 + ... + 80415.
Almost surely, 2628025300 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 628025300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (785991360).
628025300 is an abundant number, since it is smaller than the sum of its proper divisors (943957420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
628025300 is a wasteful number, since it uses less digits than its factorization.
628025300 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8361 (or 8354 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 26.
The square root of 628025300 is about 25060.4329571538. The cubic root of 628025300 is about 856.3652708577.
The spelling of 628025300 in words is "six hundred twenty-eight million, twenty-five thousand, three hundred".
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