Base | Representation |
---|---|
bin | 11110111000010100001… |
… | …000101010110110010111 |
3 | 21111212101102120122112122 |
4 | 132320110020222312113 |
5 | 234231430211124312 |
6 | 4302505043410155 |
7 | 306212263336022 |
oct | 36702410526627 |
9 | 7455342518478 |
10 | 2122051661207 |
11 | 748a58928385 |
12 | 2a332698395b |
13 | 12515481334a |
14 | 749ca49c1b9 |
15 | 3a2ed14cb72 |
hex | 1ee1422ad97 |
2122051661207 has 8 divisors (see below), whose sum is σ = 2153289719040. Its totient is φ = 2090923019640.
The previous prime is 2122051661161. The next prime is 2122051661227. The reversal of 2122051661207 is 7021661502212.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2122051661207 - 26 = 2122051661143 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2122051661227) 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, 27314993 + ... + 27392570.
It is an arithmetic number, because the mean of its divisors is an integer number (269161214880).
Almost surely, 22122051661207 is an apocalyptic number.
2122051661207 is a deficient number, since it is larger than the sum of its proper divisors (31238057833).
2122051661207 is an equidigital number, since it uses as much as digits as its factorization.
2122051661207 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54708133.
The product of its (nonzero) digits is 20160, while the sum is 35.
The spelling of 2122051661207 in words is "two trillion, one hundred twenty-two billion, fifty-one million, six hundred sixty-one thousand, two hundred seven".
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