Base | Representation |
---|---|
bin | 111001010010010010… |
… | …0011100010110010010 |
3 | 102202112111000122020102 |
4 | 1302210210130112102 |
5 | 4003421121213020 |
6 | 132303055412402 |
7 | 11613360414422 |
oct | 1624444342622 |
9 | 382474018212 |
10 | 123020101010 |
11 | 48199704774 |
12 | 1ba13224102 |
13 | b7a6ab8ca1 |
14 | 5d504a2482 |
15 | 33001ba475 |
hex | 1ca491c592 |
123020101010 has 48 divisors (see below), whose sum is σ = 235553022216. Its totient is φ = 46249469952.
The previous prime is 123020100991. The next prime is 123020101049. The reversal of 123020101010 is 10101020321.
123020101010 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 12 ways, for example, as 44598259489 + 78421841521 = 211183^2 + 280039^2 .
It is a junction number, because it is equal to n+sod(n) for n = 123020100982 and 123020101000.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2089334 + ... + 2147406.
Almost surely, 2123020101010 is an apocalyptic number.
123020101010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
123020101010 is a deficient number, since it is larger than the sum of its proper divisors (112532921206).
123020101010 is a wasteful number, since it uses less digits than its factorization.
123020101010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58847 (or 58830 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 11.
Adding to 123020101010 its reverse (10101020321), we get a palindrome (133121121331).
The spelling of 123020101010 in words is "one hundred twenty-three billion, twenty million, one hundred one thousand, ten".
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