Base | Representation |
---|---|
bin | 100101010001110… |
… | …010011110101110 |
3 | 1121120211122020100 |
4 | 211101302132232 |
5 | 2240101421311 |
6 | 142020531530 |
7 | 21332661345 |
oct | 4521623656 |
9 | 1546748210 |
10 | 625420206 |
11 | 2a1040504 |
12 | 155550ba6 |
13 | 9c759138 |
14 | 5d0c2b5c |
15 | 39d8ea56 |
hex | 254727ae |
625420206 has 24 divisors (see below), whose sum is σ = 1401805080. Its totient is φ = 201284496.
The previous prime is 625420183. The next prime is 625420249. The reversal of 625420206 is 602024526.
It is a self number, because there is not a number n which added to its sum of digits gives 625420206.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 598540 + ... + 599583.
It is an arithmetic number, because the mean of its divisors is an integer number (58408545).
Almost surely, 2625420206 is an apocalyptic number.
625420206 is an abundant number, since it is smaller than the sum of its proper divisors (776384874).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
625420206 is a wasteful number, since it uses less digits than its factorization.
625420206 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1198160 (or 1198157 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 27.
The square root of 625420206 is about 25008.4027078900. The cubic root of 625420206 is about 855.1795416531.
The spelling of 625420206 in words is "six hundred twenty-five million, four hundred twenty thousand, two hundred six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •