Base | Representation |
---|---|
bin | 1010000110011110100010… |
… | …00011101011101000000001 |
3 | 2220122112002001121111120001 |
4 | 11003033101003223220001 |
5 | 10402413240010302011 |
6 | 115124224535320001 |
7 | 4451551322452411 |
oct | 503172103535001 |
9 | 86575061544501 |
10 | 22212783290881 |
11 | 7094430099727 |
12 | 25a8ba0220001 |
13 | c5186c381401 |
14 | 56b166866641 |
15 | 287c136ce7c1 |
hex | 1433d10eba01 |
22212783290881 has 32 divisors (see below), whose sum is σ = 22710126193920. Its totient is φ = 21722292827136.
The previous prime is 22212783290879. The next prime is 22212783290899. The reversal of 22212783290881 is 18809238721222.
It is a cyclic number.
It is not a de Polignac number, because 22212783290881 - 21 = 22212783290879 is a prime.
It is a super-2 number, since 2×222127832908812 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (22212783290851) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4055645115 + ... + 4055650591.
It is an arithmetic number, because the mean of its divisors is an integer number (709691443560).
Almost surely, 222212783290881 is an apocalyptic number.
It is an amenable number.
22212783290881 is a deficient number, since it is larger than the sum of its proper divisors (497342903039).
22212783290881 is a wasteful number, since it uses less digits than its factorization.
22212783290881 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6873.
The product of its (nonzero) digits is 3096576, while the sum is 55.
The spelling of 22212783290881 in words is "twenty-two trillion, two hundred twelve billion, seven hundred eighty-three million, two hundred ninety thousand, eight hundred eighty-one".
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