Base | Representation |
---|---|
bin | 1011110100010011111… |
… | …1101010100111000001 |
3 | 201102000212211112210212 |
4 | 2331010333222213001 |
5 | 11311241334100301 |
6 | 233133324403505 |
7 | 20445023024342 |
oct | 2750477524701 |
9 | 642025745725 |
10 | 203021003201 |
11 | 79112077665 |
12 | 3341b3a6595 |
13 | 161b6178633 |
14 | 9b7d3d40c9 |
15 | 54337b64bb |
hex | 2f44fea9c1 |
203021003201 has 32 divisors (see below), whose sum is σ = 219436801920. Its totient is φ = 187153514496.
The previous prime is 203021003173. The next prime is 203021003249. The reversal of 203021003201 is 102300120302.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 203021003201 - 26 = 203021003137 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (203021003261) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 69076790 + ... + 69079728.
It is an arithmetic number, because the mean of its divisors is an integer number (6857400060).
Almost surely, 2203021003201 is an apocalyptic number.
It is an amenable number.
203021003201 is a deficient number, since it is larger than the sum of its proper divisors (16415798719).
203021003201 is a wasteful number, since it uses less digits than its factorization.
203021003201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3473.
The product of its (nonzero) digits is 72, while the sum is 14.
Adding to 203021003201 its reverse (102300120302), we get a palindrome (305321123503).
The spelling of 203021003201 in words is "two hundred three billion, twenty-one million, three thousand, two hundred one".
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