Base | Representation |
---|---|
bin | 1011110001010000101… |
… | …1011111100110010001 |
3 | 201022220210202220101122 |
4 | 2330110023133212101 |
5 | 11303102204121431 |
6 | 232520151012025 |
7 | 20415516546044 |
oct | 2742413374621 |
9 | 638823686348 |
10 | 202202020241 |
11 | 78831850641 |
12 | 3323106a015 |
13 | 160b55aa230 |
14 | 9b02726c5b |
15 | 53d693ea7b |
hex | 2f142df991 |
202202020241 has 4 divisors (see below), whose sum is σ = 217756021812. Its totient is φ = 186648018672.
The previous prime is 202202020213. The next prime is 202202020243. The reversal of 202202020241 is 142020202202.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 142020202202 = 2 ⋅71010101101.
It can be written as a sum of positive squares in 2 ways, for example, as 9725904400 + 192476115841 = 98620^2 + 438721^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-202202020241 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (202202020243) 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, 7777000766 + ... + 7777000791.
It is an arithmetic number, because the mean of its divisors is an integer number (54439005453).
Almost surely, 2202202020241 is an apocalyptic number.
It is an amenable number.
202202020241 is a deficient number, since it is larger than the sum of its proper divisors (15554001571).
202202020241 is a wasteful number, since it uses less digits than its factorization.
202202020241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15554001570.
The product of its (nonzero) digits is 256, while the sum is 17.
Adding to 202202020241 its reverse (142020202202), we get a palindrome (344222222443).
The spelling of 202202020241 in words is "two hundred two billion, two hundred two million, twenty thousand, two hundred forty-one".
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