Base | Representation |
---|---|
bin | 11000000101100… |
… | …01110000100010 |
3 | 112002012102221001 |
4 | 30002301300202 |
5 | 403211222230 |
6 | 32014422214 |
7 | 5002302505 |
oct | 1402616042 |
9 | 462172831 |
10 | 202054690 |
11 | a4066752 |
12 | 5780196a |
13 | 32b265b6 |
14 | 1cb9913c |
15 | 12b130ca |
hex | c0b1c22 |
202054690 has 16 divisors (see below), whose sum is σ = 385092792. Its totient is φ = 76067584.
The previous prime is 202054681. The next prime is 202054691. The reversal of 202054690 is 96450202.
202054690 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 199120321 + 2934369 = 14111^2 + 1713^2 .
It is a super-2 number, since 2×2020546902 = 81652195501992200, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (202054691) 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, 594109 + ... + 594448.
Almost surely, 2202054690 is an apocalyptic number.
202054690 is a deficient number, since it is larger than the sum of its proper divisors (183038102).
202054690 is a wasteful number, since it uses less digits than its factorization.
202054690 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1188581.
The product of its (nonzero) digits is 4320, while the sum is 28.
The square root of 202054690 is about 14214.5942608293. The cubic root of 202054690 is about 586.7993784792.
The spelling of 202054690 in words is "two hundred two million, fifty-four thousand, six hundred ninety".
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