Base | Representation |
---|---|
bin | 10010101010111110… |
… | …10101011000110101 |
3 | 221212121022201202220 |
4 | 21111133111120311 |
5 | 131012144241041 |
6 | 4334405352553 |
7 | 503260252635 |
oct | 112537253065 |
9 | 27777281686 |
10 | 10024212021 |
11 | 428445194a |
12 | 1b39108759 |
13 | c39a16b05 |
14 | 6b14666c5 |
15 | 3da091d66 |
hex | 2557d5635 |
10024212021 has 8 divisors (see below), whose sum is σ = 13367433504. Its totient is φ = 6681899280.
The previous prime is 10024212019. The next prime is 10024212031. The reversal of 10024212021 is 12021242001.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 10024212021 - 21 = 10024212019 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10024212001) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 201015 + ... + 245876.
It is an arithmetic number, because the mean of its divisors is an integer number (1670929188).
Almost surely, 210024212021 is an apocalyptic number.
It is an amenable number.
10024212021 is a deficient number, since it is larger than the sum of its proper divisors (3343221483).
10024212021 is an equidigital number, since it uses as much as digits as its factorization.
10024212021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 454371.
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 10024212021 its reverse (12021242001), we get a palindrome (22045454022).
The spelling of 10024212021 in words is "ten billion, twenty-four million, two hundred twelve thousand, twenty-one".
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