Base | Representation |
---|---|
bin | 110010000100100000011010… |
… | …110000011111111110011010 |
3 | 1001212201001200202022021100100 |
4 | 302010200122300133332122 |
5 | 212330423200100401020 |
6 | 2100204000215120230 |
7 | 64245535642545336 |
oct | 6204403260377632 |
9 | 1055631622267310 |
10 | 220212012122010 |
11 | 64191431a22647 |
12 | 20846691373076 |
13 | 95b4b993abc8c |
14 | 3c544654187c6 |
15 | 1a6d346c11a90 |
hex | c8481ac1ff9a |
220212012122010 has 48 divisors (see below), whose sum is σ = 573417421129800. Its totient is φ = 58634363272320.
The previous prime is 220212012121993. The next prime is 220212012122017. The reversal of 220212012122010 is 10221210212022.
It is a happy number.
220212012122010 is a `hidden beast` number, since 2 + 202 + 120 + 121 + 220 + 1 + 0 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 188081174204361 + 32130837917649 = 13714269^2 + 5668407^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (220212012122017) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1850772685 + ... + 1850891664.
Almost surely, 2220212012122010 is an apocalyptic number.
220212012122010 is an abundant number, since it is smaller than the sum of its proper divisors (353205409007790).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
220212012122010 is a wasteful number, since it uses less digits than its factorization.
220212012122010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3701665023 (or 3701665020 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 220212012122010 its reverse (10221210212022), we get a palindrome (230433222334032).
The spelling of 220212012122010 in words is "two hundred twenty trillion, two hundred twelve billion, twelve million, one hundred twenty-two thousand, ten".
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