Base | Representation |
---|---|
bin | 10010101010101111… |
… | …01111010011010010 |
3 | 221212110120120121202 |
4 | 21111113233103102 |
5 | 131011142033020 |
6 | 4334254551202 |
7 | 503234321144 |
oct | 112527572322 |
9 | 27773516552 |
10 | 10022221010 |
11 | 4283311a8a |
12 | 1b38508502 |
13 | c3949a7b9 |
14 | 6b10a8c94 |
15 | 3d9cebe75 |
hex | 2555ef4d2 |
10022221010 has 8 divisors (see below), whose sum is σ = 18039997836. Its totient is φ = 4008888400.
The previous prime is 10022221007. The next prime is 10022221049. The reversal of 10022221010 is 1012222001.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 8505819529 + 1516401481 = 92227^2 + 38941^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 10022220982 and 10022221000.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 501111041 + ... + 501111060.
Almost surely, 210022221010 is an apocalyptic number.
10022221010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
10022221010 is a deficient number, since it is larger than the sum of its proper divisors (8017776826).
10022221010 is a wasteful number, since it uses less digits than its factorization.
10022221010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1002222108.
The product of its (nonzero) digits is 16, while the sum is 11.
Adding to 10022221010 its reverse (1012222001), we get a palindrome (11034443011).
Subtracting from 10022221010 its reverse (1012222001), we obtain a palindrome (9009999009).
The spelling of 10022221010 in words is "ten billion, twenty-two million, two hundred twenty-one thousand, ten".
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