Base | Representation |
---|---|
bin | 1000001010001011… |
… | …0101110010101111 |
3 | 12122122012020012222 |
4 | 2002202311302233 |
5 | 13441140440221 |
6 | 1001154545555 |
7 | 105163102046 |
oct | 20242656257 |
9 | 5578166188 |
10 | 2190171311 |
11 | a24327139 |
12 | 5115982bb |
13 | 28b99ca73 |
14 | 16ac3d55d |
15 | cc4299ab |
hex | 828b5caf |
2190171311 has 8 divisors (see below), whose sum is σ = 2251249200. Its totient is φ = 2129825152.
The previous prime is 2190171307. The next prime is 2190171317. The reversal of 2190171311 is 1131710912.
2190171311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 2190171311 - 22 = 2190171307 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2190171317) 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, 176861 + ... + 188838.
It is an arithmetic number, because the mean of its divisors is an integer number (281406150).
Almost surely, 22190171311 is an apocalyptic number.
2190171311 is a deficient number, since it is larger than the sum of its proper divisors (61077889).
2190171311 is a wasteful number, since it uses less digits than its factorization.
2190171311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 365865.
The product of its (nonzero) digits is 378, while the sum is 26.
The square root of 2190171311 is about 46799.2661374086. The cubic root of 2190171311 is about 1298.6517206722.
The spelling of 2190171311 in words is "two billion, one hundred ninety million, one hundred seventy-one thousand, three hundred eleven".
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