Base | Representation |
---|---|
bin | 1000000101100111… |
… | …0011111111110010 |
3 | 12121022011121202210 |
4 | 2001121303333302 |
5 | 13421240334232 |
6 | 555232352550 |
7 | 104541300033 |
oct | 20131637762 |
9 | 5538147683 |
10 | 2171027442 |
11 | a14541061 |
12 | 5070a5756 |
13 | 287a2922c |
14 | 168498a8a |
15 | ca8e75cc |
hex | 81673ff2 |
2171027442 has 8 divisors (see below), whose sum is σ = 4342054896. Its totient is φ = 723675812.
The previous prime is 2171027437. The next prime is 2171027459. The reversal of 2171027442 is 2447201712.
It is a sphenic number, since it is the product of 3 distinct primes.
2171027442 is an admirable number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 180918948 + ... + 180918959.
It is an arithmetic number, because the mean of its divisors is an integer number (542756862).
Almost surely, 22171027442 is an apocalyptic number.
2171027442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2171027442 is a wasteful number, since it uses less digits than its factorization.
2171027442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 361837912.
The product of its (nonzero) digits is 6272, while the sum is 30.
The square root of 2171027442 is about 46594.2855079891. The cubic root of 2171027442 is about 1294.8568869343.
The spelling of 2171027442 in words is "two billion, one hundred seventy-one million, twenty-seven thousand, four hundred forty-two".
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