Base | Representation |
---|---|
bin | 10010110100010000… |
… | …00111000010100100 |
3 | 222002000201021120021 |
4 | 21122020013002210 |
5 | 131142103310040 |
6 | 4350225044524 |
7 | 505223445154 |
oct | 113210070244 |
9 | 28060637507 |
10 | 10102010020 |
11 | 4314359713 |
12 | 1b5b186744 |
13 | c4cb85b2b |
14 | 6bb918764 |
15 | 3e1d0d24a |
hex | 25a2070a4 |
10102010020 has 24 divisors (see below), whose sum is σ = 21270211200. Its totient is φ = 4030139232.
The previous prime is 10102009987. The next prime is 10102010089. The reversal of 10102010020 is 2001020101.
It is a junction number, because it is equal to n+sod(n) for n = 10102009985 and 10102010012.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 658780 + ... + 673939.
It is an arithmetic number, because the mean of its divisors is an integer number (886258800).
Almost surely, 210102010020 is an apocalyptic number.
10102010020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10102010020 is an abundant number, since it is smaller than the sum of its proper divisors (11168201180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10102010020 is a wasteful number, since it uses less digits than its factorization.
10102010020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1333107 (or 1333105 counting only the distinct ones).
The product of its (nonzero) digits is 4, while the sum is 7.
Adding to 10102010020 its reverse (2001020101), we get a palindrome (12103030121).
The spelling of 10102010020 in words is "ten billion, one hundred two million, ten thousand, twenty".
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