Base | Representation |
---|---|
bin | 11000101100000… |
… | …10100000011100 |
3 | 112102200222022120 |
4 | 30112002200130 |
5 | 411004312103 |
6 | 32314542540 |
7 | 5063232555 |
oct | 1426024034 |
9 | 472628276 |
10 | 207104028 |
11 | a69a535a |
12 | 59437a50 |
13 | 33ba3981 |
14 | 1d71132c |
15 | 132ae253 |
hex | c58281c |
207104028 has 48 divisors (see below), whose sum is σ = 517050240. Its totient is φ = 64324800.
The previous prime is 207103991. The next prime is 207104063. The reversal of 207104028 is 820401702.
It is a junction number, because it is equal to n+sod(n) for n = 207103989 and 207104007.
It is a congruent 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, 6463 + ... + 21353.
It is an arithmetic number, because the mean of its divisors is an integer number (10771880).
Almost surely, 2207104028 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 207104028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (258525120).
207104028 is an abundant number, since it is smaller than the sum of its proper divisors (309946212).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
207104028 is a wasteful number, since it uses less digits than its factorization.
207104028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14978 (or 14976 counting only the distinct ones).
The product of its (nonzero) digits is 896, while the sum is 24.
The square root of 207104028 is about 14391.1093387550. The cubic root of 207104028 is about 591.6472476952.
The spelling of 207104028 in words is "two hundred seven million, one hundred four thousand, twenty-eight".
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