Base | Representation |
---|---|
bin | 1000011101001101… |
… | …1100110001000001 |
3 | 12212012110002202121 |
4 | 2013103130301001 |
5 | 14122111211341 |
6 | 1013130244241 |
7 | 110152606021 |
oct | 20723346101 |
9 | 5765402677 |
10 | 2270022721 |
11 | a6540673a |
12 | 534286681 |
13 | 2a23aa615 |
14 | 1776a7a81 |
15 | d444e4d1 |
hex | 874dcc41 |
2270022721 has 8 divisors (see below), whose sum is σ = 2304115200. Its totient is φ = 2235989280.
The previous prime is 2270022691. The next prime is 2270022737. The reversal of 2270022721 is 1272200722.
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 2270022721 - 213 = 2270014529 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2270022751) 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, 66000 + ... + 94318.
It is an arithmetic number, because the mean of its divisors is an integer number (288014400).
Almost surely, 22270022721 is an apocalyptic number.
It is an amenable number.
2270022721 is a deficient number, since it is larger than the sum of its proper divisors (34092479).
2270022721 is a wasteful number, since it uses less digits than its factorization.
2270022721 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29519.
The product of its (nonzero) digits is 1568, while the sum is 25.
The square root of 2270022721 is about 47644.7554406568. The cubic root of 2270022721 is about 1314.2462143268.
The spelling of 2270022721 in words is "two billion, two hundred seventy million, twenty-two thousand, seven hundred twenty-one".
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