Base | Representation |
---|---|
bin | 11000001100111… |
… | …01100001101110 |
3 | 112011000111122000 |
4 | 30012131201232 |
5 | 403433123043 |
6 | 32051233130 |
7 | 5013434130 |
oct | 1406354156 |
9 | 464014560 |
10 | 203020398 |
11 | a4666259 |
12 | 57ba87a6 |
13 | 330a4019 |
14 | 1cd6b050 |
15 | 12c542d3 |
hex | c19d86e |
203020398 has 32 divisors (see below), whose sum is σ = 515608320. Its totient is φ = 58005720.
The previous prime is 203020351. The next prime is 203020399. The reversal of 203020398 is 893020302.
203020398 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (203020399) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 268168 + ... + 268923.
It is an arithmetic number, because the mean of its divisors is an integer number (16112760).
Almost surely, 2203020398 is an apocalyptic number.
203020398 is an abundant number, since it is smaller than the sum of its proper divisors (312587922).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
203020398 is a wasteful number, since it uses less digits than its factorization.
203020398 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 537109 (or 537103 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 27.
The square root of 203020398 is about 14248.5226602620. The cubic root of 203020398 is about 587.7327502718.
The spelling of 203020398 in words is "two hundred three million, twenty thousand, three hundred ninety-eight".
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