Base | Representation |
---|---|
bin | 11000001101110… |
… | …00100010000010 |
3 | 112011020010100202 |
4 | 30012320202002 |
5 | 404000143020 |
6 | 32053445202 |
7 | 5014404455 |
oct | 1406704202 |
9 | 464203322 |
10 | 203131010 |
11 | a4731375 |
12 | 58040802 |
13 | 33112484 |
14 | 1cd9949c |
15 | 12c76e75 |
hex | c1b8882 |
203131010 has 16 divisors (see below), whose sum is σ = 365855616. Its totient is φ = 81203568.
The previous prime is 203130979. The next prime is 203131043. The reversal of 203131010 is 10131302.
It is a junction number, because it is equal to n+sod(n) for n = 203130982 and 203131000.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14759 + ... + 24981.
It is an arithmetic number, because the mean of its divisors is an integer number (22865976).
Almost surely, 2203131010 is an apocalyptic number.
203131010 is a deficient number, since it is larger than the sum of its proper divisors (162724606).
203131010 is a wasteful number, since it uses less digits than its factorization.
203131010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12217.
The product of its (nonzero) digits is 18, while the sum is 11.
The square root of 203131010 is about 14252.4036569275. The cubic root of 203131010 is about 587.8394694203.
Adding to 203131010 its reverse (10131302), we get a palindrome (213262312).
The spelling of 203131010 in words is "two hundred three million, one hundred thirty-one thousand, ten".
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