Base | Representation |
---|---|
bin | 10110110000111111… |
… | …10100000101110000 |
3 | 1011112210010201002000 |
4 | 23120133310011300 |
5 | 200012332344242 |
6 | 5340443054000 |
7 | 611606405223 |
oct | 133037640560 |
9 | 34483121060 |
10 | 12222153072 |
11 | 52020a5558 |
12 | 2451211300 |
13 | 11ca1a724c |
14 | 83d3295ba |
15 | 4b8003a4c |
hex | 2d87f4170 |
12222153072 has 80 divisors (see below), whose sum is σ = 35103125280. Its totient is φ = 4071610368.
The previous prime is 12222153029. The next prime is 12222153091. The reversal of 12222153072 is 27035122221.
12222153072 is a `hidden beast` number, since 122 + 2 + 2 + 1 + 530 + 7 + 2 = 666.
12222153072 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 803328 + ... + 818400.
It is an arithmetic number, because the mean of its divisors is an integer number (438789066).
Almost surely, 212222153072 is an apocalyptic number.
12222153072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12222153072 is an abundant number, since it is smaller than the sum of its proper divisors (22880972208).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12222153072 is a wasteful number, since it uses less digits than its factorization.
12222153072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16967 (or 16955 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 27.
Adding to 12222153072 its reverse (27035122221), we get a palindrome (39257275293).
The spelling of 12222153072 in words is "twelve billion, two hundred twenty-two million, one hundred fifty-three thousand, seventy-two".
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