Base | Representation |
---|---|
bin | 10001110010001100010… |
… | …001100101001010111010 |
3 | 11022211111221011102011210 |
4 | 101302030101211022322 |
5 | 130010402234143002 |
6 | 2333234105303550 |
7 | 154203242466465 |
oct | 21621421451272 |
9 | 4284457142153 |
10 | 1222124131002 |
11 | 431333236185 |
12 | 178a32a94bb6 |
13 | 8b32707bc98 |
14 | 4321897c2dc |
15 | 21bcc18896c |
hex | 11c8c4652ba |
1222124131002 has 8 divisors (see below), whose sum is σ = 2444248262016. Its totient is φ = 407374710332.
The previous prime is 1222124130979. The next prime is 1222124131031. The reversal of 1222124131002 is 2001314212221.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
1222124131002 is an admirable number.
It is a self number, because there is not a number n which added to its sum of digits gives 1222124131002.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101843677578 + ... + 101843677589.
It is an arithmetic number, because the mean of its divisors is an integer number (305531032752).
Almost surely, 21222124131002 is an apocalyptic number.
1222124131002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1222124131002 is a wasteful number, since it uses less digits than its factorization.
1222124131002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 203687355172.
The product of its (nonzero) digits is 384, while the sum is 21.
Adding to 1222124131002 its reverse (2001314212221), we get a palindrome (3223438343223).
The spelling of 1222124131002 in words is "one trillion, two hundred twenty-two billion, one hundred twenty-four million, one hundred thirty-one thousand, two".
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