Base | Representation |
---|---|
bin | 10100101011001110… |
… | …101111001100100100 |
3 | 2010022011102221122101 |
4 | 110223032233030210 |
5 | 330431212320400 |
6 | 14110521341444 |
7 | 1414065623134 |
oct | 245316571444 |
9 | 63264387571 |
10 | 22200120100 |
11 | 94624308a4 |
12 | 4376937884 |
13 | 212a44bb52 |
14 | 1108594ac4 |
15 | 89dead56a |
hex | 52b3af324 |
22200120100 has 18 divisors (see below), whose sum is σ = 48174260834. Its totient is φ = 8880048000.
The previous prime is 22200120083. The next prime is 22200120101. The reversal of 22200120100 is 102100222.
It can be written as a sum of positive squares in 3 ways, for example, as 27123264 + 22172996836 = 5208^2 + 148906^2 .
It is a Harshad number since it is a multiple of its sum of digits (10).
It is not an unprimeable number, because it can be changed into a prime (22200120101) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 111000501 + ... + 111000700.
Almost surely, 222200120100 is an apocalyptic number.
22200120100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22200120100 is an abundant number, since it is smaller than the sum of its proper divisors (25974140734).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22200120100 is a wasteful number, since it uses less digits than its factorization.
22200120100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 222001215 (or 222001208 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 10.
Adding to 22200120100 its reverse (102100222), we get a palindrome (22302220322).
The spelling of 22200120100 in words is "twenty-two billion, two hundred million, one hundred twenty thousand, one hundred".
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