Base | Representation |
---|---|
bin | 10001011101100110001… |
… | …110110000011101011000 |
3 | 11020201102211102222202001 |
4 | 101131212032300131120 |
5 | 124130110310120440 |
6 | 2315135532450344 |
7 | 152461251241453 |
oct | 21354616603530 |
9 | 4221384388661 |
10 | 1200011020120 |
11 | 422a15a33730 |
12 | 1746a13199b4 |
13 | 892119759a3 |
14 | 4211bb9649a |
15 | 21335b65b9a |
hex | 117663b0758 |
1200011020120 has 64 divisors (see below), whose sum is σ = 2945786745600. Its totient is φ = 436322436480.
The previous prime is 1200011020099. The next prime is 1200011020139. The reversal of 1200011020120 is 210201100021.
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a junction number, because it is equal to n+sod(n) for n = 1200011020097 and 1200011020106.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4266811 + ... + 4539349.
It is an arithmetic number, because the mean of its divisors is an integer number (46027917900).
Almost surely, 21200011020120 is an apocalyptic number.
1200011020120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1200011020120 is an abundant number, since it is smaller than the sum of its proper divisors (1745775725480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1200011020120 is a wasteful number, since it uses less digits than its factorization.
1200011020120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 282568 (or 282564 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 10.
Adding to 1200011020120 its reverse (210201100021), we get a palindrome (1410212120141).
The spelling of 1200011020120 in words is "one trillion, two hundred billion, eleven million, twenty thousand, one hundred twenty".
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