Base | Representation |
---|---|
bin | 10001110000011111101… |
… | …111010111110101001110 |
3 | 11022122211000210202112222 |
4 | 101300133233113311032 |
5 | 124443140111133032 |
6 | 2332333301055342 |
7 | 154110152155232 |
oct | 21603757276516 |
9 | 4278730722488 |
10 | 1220303224142 |
11 | 4305893a1982 |
12 | 1786050b7552 |
13 | 8b0c6a4bac2 |
14 | 430c4bc25c2 |
15 | 21b223a0a12 |
hex | 11c1fbd7d4e |
1220303224142 has 16 divisors (see below), whose sum is σ = 1869869897280. Its totient is φ = 597019775328.
The previous prime is 1220303224067. The next prime is 1220303224171. The reversal of 1220303224142 is 2414223030221.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1252253 + ... + 2002184.
It is an arithmetic number, because the mean of its divisors is an integer number (116866868580).
Almost surely, 21220303224142 is an apocalyptic number.
1220303224142 is a deficient number, since it is larger than the sum of its proper divisors (649566673138).
1220303224142 is a wasteful number, since it uses less digits than its factorization.
1220303224142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3258475.
The product of its (nonzero) digits is 4608, while the sum is 26.
Adding to 1220303224142 its reverse (2414223030221), we get a palindrome (3634526254363).
The spelling of 1220303224142 in words is "one trillion, two hundred twenty billion, three hundred three million, two hundred twenty-four thousand, one hundred forty-two".
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