Base | Representation |
---|---|
bin | 11110101101000111000… |
… | …111001100110001000100 |
3 | 21110201100001200011002101 |
4 | 132231013013030301010 |
5 | 234032311113340342 |
6 | 4253155234321444 |
7 | 305305212114250 |
oct | 36550707146104 |
9 | 7421301604071 |
10 | 2110022011972 |
11 | 743945465906 |
12 | 2a0b2a129284 |
13 | 123c8849a3c4 |
14 | 741a8963260 |
15 | 39d46ec23b7 |
hex | 1eb471ccc44 |
2110022011972 has 24 divisors (see below), whose sum is σ = 4220559687680. Its totient is φ = 904184648640.
The previous prime is 2110022011939. The next prime is 2110022011973. The reversal of 2110022011972 is 2791102200112.
It is a super-2 number, since 2×21100220119722 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a self number, because there is not a number n which added to its sum of digits gives 2110022011972.
It is not an unprimeable number, because it can be changed into a prime (2110022011973) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4370697 + ... + 4829392.
Almost surely, 22110022011972 is an apocalyptic number.
It is an amenable number.
2110022011972 is an abundant number, since it is smaller than the sum of its proper divisors (2110537675708).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2110022011972 is a wasteful number, since it uses less digits than its factorization.
2110022011972 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9208291 (or 9208289 counting only the distinct ones).
The product of its (nonzero) digits is 1008, while the sum is 28.
The spelling of 2110022011972 in words is "two trillion, one hundred ten billion, twenty-two million, eleven thousand, nine hundred seventy-two".
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