Base | Representation |
---|---|
bin | 110010011110101100111001… |
… | …100011100001101101110001 |
3 | 1002010002011002101001220012201 |
4 | 302132230321203201231301 |
5 | 213044421310222040420 |
6 | 2104102543204423201 |
7 | 64522563205160110 |
oct | 6236547143415561 |
9 | 1063064071056181 |
10 | 222012120111985 |
11 | 648158a1a60745 |
12 | 20a975299a7b01 |
13 | 96b5864b04678 |
14 | 3cb7630297c77 |
15 | 1aa00a0e9c10a |
hex | c9eb398e1b71 |
222012120111985 has 32 divisors (see below), whose sum is σ = 315286968010752. Its totient is φ = 146861264125440.
The previous prime is 222012120111979. The next prime is 222012120112033. The reversal of 222012120111985 is 589111021210222.
It is not a de Polignac number, because 222012120111985 - 27 = 222012120111857 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 322399692 + ... + 323087581.
It is an arithmetic number, because the mean of its divisors is an integer number (9852717750336).
Almost surely, 2222012120111985 is an apocalyptic number.
It is an amenable number.
222012120111985 is a deficient number, since it is larger than the sum of its proper divisors (93274847898767).
222012120111985 is a wasteful number, since it uses less digits than its factorization.
222012120111985 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 645487633.
The product of its (nonzero) digits is 11520, while the sum is 37.
The spelling of 222012120111985 in words is "two hundred twenty-two trillion, twelve billion, one hundred twenty million, one hundred eleven thousand, nine hundred eighty-five".
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