Base | Representation |
---|---|
bin | 1001001100010000001011… |
… | …10010011101110001110110 |
3 | 2122120021020220001112221210 |
4 | 10212020011302131301312 |
5 | 10122124103040211410 |
6 | 110553210151422250 |
7 | 4154166325366536 |
oct | 446100562356166 |
9 | 78507226045853 |
10 | 20212213210230 |
11 | 6492a51475908 |
12 | 2325319384986 |
13 | b38007998812 |
14 | 4dc3c23bb4c6 |
15 | 250b75644220 |
hex | 126205c9dc76 |
20212213210230 has 32 divisors (see below), whose sum is σ = 48541890261600. Its totient is φ = 5386303683072.
The previous prime is 20212213210223. The next prime is 20212213210271. The reversal of 20212213210230 is 3201231221202.
It is a super-2 number, since 2×202122132102302 (a number of 27 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 20212213210197 and 20212213210206.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 226194565 + ... + 226283904.
It is an arithmetic number, because the mean of its divisors is an integer number (1516934070675).
Almost surely, 220212213210230 is an apocalyptic number.
20212213210230 is an abundant number, since it is smaller than the sum of its proper divisors (28329677051370).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20212213210230 is a wasteful number, since it uses less digits than its factorization.
20212213210230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 452479968.
The product of its (nonzero) digits is 576, while the sum is 21.
Adding to 20212213210230 its reverse (3201231221202), we get a palindrome (23413444431432).
The spelling of 20212213210230 in words is "twenty trillion, two hundred twelve billion, two hundred thirteen million, two hundred ten thousand, two hundred thirty".
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