Base | Representation |
---|---|
bin | 10001011101101100001… |
… | …100001010000110011010 |
3 | 11020201200210120121010000 |
4 | 101131230030022012122 |
5 | 124130311404031020 |
6 | 2315153503433430 |
7 | 152463604130034 |
oct | 21355414120632 |
9 | 4221623517100 |
10 | 1200111002010 |
11 | 422a67412598 |
12 | 17470a8b5876 |
13 | 892295b117b |
14 | 4212b180c54 |
15 | 2133e815090 |
hex | 1176c30a19a |
1200111002010 has 40 divisors (see below), whose sum is σ = 3226965140916. Its totient is φ = 320029600320.
The previous prime is 1200111002003. The next prime is 1200111002021. The reversal of 1200111002010 is 102001110021.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 1177761051009 + 22349951001 = 1085247^2 + 149499^2 .
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 = 1200111001983 and 1200111002001.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 740808451 + ... + 740810070.
Almost surely, 21200111002010 is an apocalyptic number.
1200111002010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1200111002010 is an abundant number, since it is smaller than the sum of its proper divisors (2026854138906).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1200111002010 is a wasteful number, since it uses less digits than its factorization.
1200111002010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1481618540 (or 1481618531 counting only the distinct ones).
The product of its (nonzero) digits is 4, while the sum is 9.
Adding to 1200111002010 its reverse (102001110021), we get a palindrome (1302112112031).
The spelling of 1200111002010 in words is "one trillion, two hundred billion, one hundred eleven million, two thousand, ten".
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