Base | Representation |
---|---|
bin | 11000000101100… |
… | …10001111000101 |
3 | 112002012112121110 |
4 | 30002302033011 |
5 | 403211303040 |
6 | 32014435233 |
7 | 5002311300 |
oct | 1402621705 |
9 | 462175543 |
10 | 202056645 |
11 | a406816a |
12 | 57802b19 |
13 | 32b2745b |
14 | 1cb99b37 |
15 | 12b13980 |
hex | c0b23c5 |
202056645 has 96 divisors (see below), whose sum is σ = 404621568. Its totient is φ = 85542912.
The previous prime is 202056643. The next prime is 202056653. The reversal of 202056645 is 546650202.
It is not a de Polignac number, because 202056645 - 21 = 202056643 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (202056643) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1286907 + ... + 1287063.
It is an arithmetic number, because the mean of its divisors is an integer number (4214808).
Almost surely, 2202056645 is an apocalyptic number.
It is an amenable number.
202056645 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
202056645 is a wasteful number, since it uses less digits than its factorization.
202056645 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 299 (or 292 counting only the distinct ones).
The product of its (nonzero) digits is 14400, while the sum is 30.
The square root of 202056645 is about 14214.6630280144. The cubic root of 202056645 is about 586.8012710181.
The spelling of 202056645 in words is "two hundred two million, fifty-six thousand, six hundred forty-five".
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