Base | Representation |
---|---|
bin | 1001000110000111001001… |
… | …00010100111101110000100 |
3 | 2121211002121011020222210010 |
4 | 10203003210202213232010 |
5 | 10110144430203323022 |
6 | 110312231513230220 |
7 | 4133016300654105 |
oct | 443034442475604 |
9 | 77732534228703 |
10 | 20001202011012 |
11 | 641150a117772 |
12 | 22b044a102370 |
13 | b2114a330661 |
14 | 4d20c5b523ac |
15 | 24a42566c50c |
hex | 1230e48a7b84 |
20001202011012 has 96 divisors (see below), whose sum is σ = 48345761705472. Its totient is φ = 6431777243136.
The previous prime is 20001202010969. The next prime is 20001202011079. The reversal of 20001202011012 is 21011020210002.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65599588 + ... + 65903780.
It is an arithmetic number, because the mean of its divisors is an integer number (503601684432).
Almost surely, 220001202011012 is an apocalyptic number.
It is an amenable number.
20001202011012 is an abundant number, since it is smaller than the sum of its proper divisors (28344559694460).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20001202011012 is a wasteful number, since it uses less digits than its factorization.
20001202011012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 305917 (or 305915 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 20001202011012 its reverse (21011020210002), we get a palindrome (41012222221014).
The spelling of 20001202011012 in words is "twenty trillion, one billion, two hundred two million, eleven thousand, twelve".
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