Base | Representation |
---|---|
bin | 1011110100001111111… |
… | …1010010000010010011 |
3 | 201101222201002001201120 |
4 | 2331003333102002103 |
5 | 11311223024002311 |
6 | 233131522533323 |
7 | 20444426410620 |
oct | 2750377220223 |
9 | 641881061646 |
10 | 203004125331 |
11 | 7910359a007 |
12 | 33415807243 |
13 | 161b2819327 |
14 | 9b7b07d347 |
15 | 5432080706 |
hex | 2f43fd2093 |
203004125331 has 32 divisors (see below), whose sum is σ = 327777177600. Its totient is φ = 109169143200.
The previous prime is 203004125309. The next prime is 203004125351. The reversal of 203004125331 is 133521400302.
It is not a de Polignac number, because 203004125331 - 214 = 203004108947 is a prime.
It is a super-2 number, since 2×2030041253312 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (203004125351) 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, 1624461 + ... + 1744958.
It is an arithmetic number, because the mean of its divisors is an integer number (10243036800).
Almost surely, 2203004125331 is an apocalyptic number.
203004125331 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
203004125331 is a deficient number, since it is larger than the sum of its proper divisors (124773052269).
203004125331 is a wasteful number, since it uses less digits than its factorization.
203004125331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3369599.
The product of its (nonzero) digits is 2160, while the sum is 24.
Adding to 203004125331 its reverse (133521400302), we get a palindrome (336525525633).
The spelling of 203004125331 in words is "two hundred three billion, four million, one hundred twenty-five thousand, three hundred thirty-one".
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