Base | Representation |
---|---|
bin | 111110110010000… |
… | …1111011000000001 |
3 | 12102211001000111010 |
4 | 1331210033120001 |
5 | 13303300332121 |
6 | 545012511133 |
7 | 103130151015 |
oct | 17544173001 |
9 | 5384030433 |
10 | 2106652161 |
11 | 991171a49 |
12 | 4a961b4a9 |
13 | 2775a9953 |
14 | 15dadc545 |
15 | c4e2d376 |
hex | 7d90f601 |
2106652161 has 8 divisors (see below), whose sum is σ = 2840430240. Its totient is φ = 1388654432.
The previous prime is 2106652159. The next prime is 2106652187. The reversal of 2106652161 is 1612566012.
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 2106652161 - 21 = 2106652159 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2106651161) 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, 3944775 + ... + 3945308.
It is an arithmetic number, because the mean of its divisors is an integer number (355053780).
Almost surely, 22106652161 is an apocalyptic number.
It is an amenable number.
2106652161 is a deficient number, since it is larger than the sum of its proper divisors (733778079).
2106652161 is an equidigital number, since it uses as much as digits as its factorization.
2106652161 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7890175.
The product of its (nonzero) digits is 4320, while the sum is 30.
The square root of 2106652161 is about 45898.2805887105. The cubic root of 2106652161 is about 1281.9299014601.
The spelling of 2106652161 in words is "two billion, one hundred six million, six hundred fifty-two thousand, one hundred sixty-one".
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