Base | Representation |
---|---|
bin | 10010101010101000… |
… | …10011100110011001 |
3 | 221212101212212012020 |
4 | 21111110103212121 |
5 | 131010424233423 |
6 | 4334223405053 |
7 | 503223552426 |
oct | 112524234631 |
9 | 27771785166 |
10 | 10021321113 |
11 | 4282857971 |
12 | 1b38153789 |
13 | c3924400b |
14 | 6b0d12d4d |
15 | 3d9bc04e3 |
hex | 255513999 |
10021321113 has 16 divisors (see below), whose sum is σ = 14268403200. Its totient is φ = 6242423040.
The previous prime is 10021321091. The next prime is 10021321117. The reversal of 10021321113 is 31112312001.
It is a happy number.
It is not a de Polignac number, because 10021321113 - 25 = 10021321081 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 10021321092 and 10021321101.
It is not an unprimeable number, because it can be changed into a prime (10021321117) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1855168 + ... + 1860561.
It is an arithmetic number, because the mean of its divisors is an integer number (891775200).
Almost surely, 210021321113 is an apocalyptic number.
It is an amenable number.
10021321113 is a deficient number, since it is larger than the sum of its proper divisors (4247082087).
10021321113 is a wasteful number, since it uses less digits than its factorization.
10021321113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3715792.
The product of its (nonzero) digits is 36, while the sum is 15.
Adding to 10021321113 its reverse (31112312001), we get a palindrome (41133633114).
The spelling of 10021321113 in words is "ten billion, twenty-one million, three hundred twenty-one thousand, one hundred thirteen".
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