Base | Representation |
---|---|
bin | 1001100011110100111010… |
… | …10111110001100110010010 |
3 | 2202102200222222022002112221 |
4 | 10301322131113301212102 |
5 | 10223411441302431002 |
6 | 112413245310211254 |
7 | 4266542652254302 |
oct | 461723527614622 |
9 | 82380888262487 |
10 | 21022210202002 |
11 | 677551867a479 |
12 | 24362b37b3b2a |
13 | b96502b1b329 |
14 | 5296a2321602 |
15 | 266c813ecc37 |
hex | 131e9d5f1992 |
21022210202002 has 8 divisors (see below), whose sum is σ = 31617855023436. Its totient is φ = 10482925194192.
The previous prime is 21022210201961. The next prime is 21022210202011. The reversal of 21022210202002 is 20020201222012.
It can be written as a sum of positive squares in 2 ways, for example, as 18591351909361 + 2430858292641 = 4311769^2 + 1559121^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14089952473 + ... + 14089953964.
Almost surely, 221022210202002 is an apocalyptic number.
21022210202002 is a deficient number, since it is larger than the sum of its proper divisors (10595644821434).
21022210202002 is a wasteful number, since it uses less digits than its factorization.
21022210202002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28179906812.
The product of its (nonzero) digits is 128, while the sum is 16.
Adding to 21022210202002 its reverse (20020201222012), we get a palindrome (41042411424014).
The spelling of 21022210202002 in words is "twenty-one trillion, twenty-two billion, two hundred ten million, two hundred two thousand, two".
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