Base | Representation |
---|---|
bin | 111110111100101… |
… | …1010000110111111 |
3 | 12110012110221021021 |
4 | 1331321122012333 |
5 | 13311210414101 |
6 | 545331445011 |
7 | 103225261564 |
oct | 17571320677 |
9 | 5405427237 |
10 | 2112201151 |
11 | 994311a95 |
12 | 4ab456767 |
13 | 2787a0588 |
14 | 16074486b |
15 | c56775a1 |
hex | 7de5a1bf |
2112201151 has 8 divisors (see below), whose sum is σ = 2231043584. Its totient is φ = 1996527960.
The previous prime is 2112201127. The next prime is 2112201187. The reversal of 2112201151 is 1511022112.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2112201151 is a prime.
It is a super-2 number, since 2×21122011512 = 8922787404571449602, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2112201451) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 790941 + ... + 793606.
It is an arithmetic number, because the mean of its divisors is an integer number (278880448).
Almost surely, 22112201151 is an apocalyptic number.
2112201151 is a deficient number, since it is larger than the sum of its proper divisors (118842433).
2112201151 is a wasteful number, since it uses less digits than its factorization.
2112201151 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1584621.
The product of its (nonzero) digits is 40, while the sum is 16.
The square root of 2112201151 is about 45958.6896136084. The cubic root of 2112201151 is about 1283.0544629488.
Adding to 2112201151 its reverse (1511022112), we get a palindrome (3623223263).
The spelling of 2112201151 in words is "two billion, one hundred twelve million, two hundred one thousand, one hundred fifty-one".
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