Base | Representation |
---|---|
bin | 100101010001011… |
… | …101001110001000 |
3 | 1121120200012210020 |
4 | 211101131032020 |
5 | 2240041130003 |
6 | 142015020440 |
7 | 21332146440 |
oct | 4521351610 |
9 | 1546605706 |
10 | 625333128 |
11 | 2a0a91042 |
12 | 15550a720 |
13 | 9c728604 |
14 | 5d09d120 |
15 | 39d73d53 |
hex | 2545d388 |
625333128 has 32 divisors (see below), whose sum is σ = 1786666560. Its totient is φ = 178666560.
The previous prime is 625333127. The next prime is 625333157. The reversal of 625333128 is 821333526.
It is not an unprimeable number, because it can be changed into a prime (625333123) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1860943 + ... + 1861278.
It is an arithmetic number, because the mean of its divisors is an integer number (55833330).
Almost surely, 2625333128 is an apocalyptic number.
It is an amenable number.
625333128 is an abundant number, since it is smaller than the sum of its proper divisors (1161333432).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
625333128 is a wasteful number, since it uses less digits than its factorization.
625333128 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3722237 (or 3722233 counting only the distinct ones).
The product of its digits is 25920, while the sum is 33.
The square root of 625333128 is about 25006.6616724424. The cubic root of 625333128 is about 855.1398505890.
The spelling of 625333128 in words is "six hundred twenty-five million, three hundred thirty-three thousand, one hundred twenty-eight".
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