Base | Representation |
---|---|
bin | 1100111011100100001… |
… | …1000010010001000100 |
3 | 210020101212111020011001 |
4 | 3032321003002101010 |
5 | 12114424331202042 |
6 | 250015304423044 |
7 | 22023014050162 |
oct | 3167103022104 |
9 | 706355436131 |
10 | 222147912772 |
11 | 86237783945 |
12 | 37078a77a84 |
13 | 17c439bbcc6 |
14 | aa75766232 |
15 | 5ba2a6dbb7 |
hex | 33b90c2444 |
222147912772 has 24 divisors (see below), whose sum is σ = 389275320896. Its totient is φ = 110926477728.
The previous prime is 222147912739. The next prime is 222147912773. The reversal of 222147912772 is 277219741222.
It is a super-2 number, since 2×2221479127722 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (222147912773) 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, 12904723 + ... + 12921925.
Almost surely, 2222147912772 is an apocalyptic number.
It is an amenable number.
222147912772 is a deficient number, since it is larger than the sum of its proper divisors (167127408124).
222147912772 is a wasteful number, since it uses less digits than its factorization.
222147912772 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21307 (or 21305 counting only the distinct ones).
The product of its digits is 395136, while the sum is 46.
The spelling of 222147912772 in words is "two hundred twenty-two billion, one hundred forty-seven million, nine hundred twelve thousand, seven hundred seventy-two".
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