Base | Representation |
---|---|
bin | 11101011101001011101… |
… | …11000111000011100100 |
3 | 10120202101222201012211000 |
4 | 32232211313013003210 |
5 | 113040240100031040 |
6 | 2052541411313300 |
7 | 133056532033602 |
oct | 16564567070344 |
9 | 3522358635730 |
10 | 1012100002020 |
11 | 36025807a568 |
12 | 14419a2ab830 |
13 | 74596074a53 |
14 | 36db3456872 |
15 | 1b4d8b8c130 |
hex | eba5dc70e4 |
1012100002020 has 96 divisors (see below), whose sum is σ = 3169608503040. Its totient is φ = 268105939200.
The previous prime is 1012100002019. The next prime is 1012100002051. The reversal of 1012100002020 is 202000012101.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a junction number, because it is equal to n+sod(n) for n = 1012100001993 and 1012100002011.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6124617 + ... + 6287696.
It is an arithmetic number, because the mean of its divisors is an integer number (33016755240).
Almost surely, 21012100002020 is an apocalyptic number.
1012100002020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1012100002020 is an abundant number, since it is smaller than the sum of its proper divisors (2157508501020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1012100002020 is a wasteful number, since it uses less digits than its factorization.
1012100002020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12412482 (or 12412474 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 9.
Adding to 1012100002020 its reverse (202000012101), we get a palindrome (1214100014121).
The spelling of 1012100002020 in words is "one trillion, twelve billion, one hundred million, two thousand, twenty".
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