Base | Representation |
---|---|
bin | 1011110001000010101… |
… | …1100000100110100111 |
3 | 201022202201021210222212 |
4 | 2330100223200212213 |
5 | 11302442141212403 |
6 | 232510252314035 |
7 | 20414204510006 |
oct | 2742053404647 |
9 | 638681253885 |
10 | 202143304103 |
11 | 78801697304 |
12 | 3321547291b |
13 | 160a638c760 |
14 | 9ad8a00c3d |
15 | 53d16e24d8 |
hex | 2f10ae09a7 |
202143304103 has 4 divisors (see below), whose sum is σ = 217692789048. Its totient is φ = 186593819160.
The previous prime is 202143304063. The next prime is 202143304141. The reversal of 202143304103 is 301403341202.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 202143304103 - 26 = 202143304039 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (202143304193) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7774742453 + ... + 7774742478.
It is an arithmetic number, because the mean of its divisors is an integer number (54423197262).
Almost surely, 2202143304103 is an apocalyptic number.
202143304103 is a deficient number, since it is larger than the sum of its proper divisors (15549484945).
202143304103 is a wasteful number, since it uses less digits than its factorization.
202143304103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15549484944.
The product of its (nonzero) digits is 1728, while the sum is 23.
Adding to 202143304103 its reverse (301403341202), we get a palindrome (503546645305).
The spelling of 202143304103 in words is "two hundred two billion, one hundred forty-three million, three hundred four thousand, one hundred three".
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