Base | Representation |
---|---|
bin | 11000001101110… |
… | …11000110001000 |
3 | 112011020122202201 |
4 | 30012323012020 |
5 | 404001012022 |
6 | 32054005544 |
7 | 5014450210 |
oct | 1406730610 |
9 | 464218681 |
10 | 203141512 |
11 | a4739252 |
12 | 580468b4 |
13 | 331171a2 |
14 | 1cd9d240 |
15 | 12c7a127 |
hex | c1bb188 |
203141512 has 32 divisors (see below), whose sum is σ = 449349120. Its totient is φ = 84251520.
The previous prime is 203141509. The next prime is 203141513. The reversal of 203141512 is 215141302.
It is a super-2 number, since 2×2031415122 = 82532947795292288, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 203141512.
It is not an unprimeable number, because it can be changed into a prime (203141513) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56773 + ... + 60244.
It is an arithmetic number, because the mean of its divisors is an integer number (14042160).
Almost surely, 2203141512 is an apocalyptic number.
It is an amenable number.
203141512 is an abundant number, since it is smaller than the sum of its proper divisors (246207608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
203141512 is a wasteful number, since it uses less digits than its factorization.
203141512 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 117061 (or 117057 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 19.
The square root of 203141512 is about 14252.7720812479. The cubic root of 203141512 is about 587.8495998015.
Adding to 203141512 its reverse (215141302), we get a palindrome (418282814).
The spelling of 203141512 in words is "two hundred three million, one hundred forty-one thousand, five hundred twelve".
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