Base | Representation |
---|---|
bin | 10001110010001000001… |
… | …010010000011011000001 |
3 | 11022211100010021101101110 |
4 | 101302020022100123001 |
5 | 130010232101232040 |
6 | 2333223201553533 |
7 | 154201443656253 |
oct | 21621012203301 |
9 | 4284303241343 |
10 | 1222055102145 |
11 | 4312a8278839 |
12 | 178a139458a9 |
13 | 8b3159904c7 |
14 | 4320d72dcd3 |
15 | 21bc60a0980 |
hex | 11c882906c1 |
1222055102145 has 32 divisors (see below), whose sum is σ = 1959606558720. Its totient is φ = 650323719360.
The previous prime is 1222055102143. The next prime is 1222055102221. The reversal of 1222055102145 is 5412015502221.
It is not a de Polignac number, because 1222055102145 - 21 = 1222055102143 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1222055102141) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60228192 + ... + 60248478.
It is an arithmetic number, because the mean of its divisors is an integer number (61237704960).
Almost surely, 21222055102145 is an apocalyptic number.
1222055102145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1222055102145 is a deficient number, since it is larger than the sum of its proper divisors (737551456575).
1222055102145 is a wasteful number, since it uses less digits than its factorization.
1222055102145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28965.
The product of its (nonzero) digits is 8000, while the sum is 30.
The spelling of 1222055102145 in words is "one trillion, two hundred twenty-two billion, fifty-five million, one hundred two thousand, one hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •