Base | Representation |
---|---|
bin | 1000010010000010… |
… | …1011001010011100 |
3 | 12201221021010100002 |
4 | 2010200223022130 |
5 | 14023112023131 |
6 | 1004333553432 |
7 | 106043346650 |
oct | 20440531234 |
9 | 5657233302 |
10 | 2223157916 |
11 | a40a074a1 |
12 | 520645878 |
13 | 29577c275 |
14 | 171388a60 |
15 | d02936cb |
hex | 8482b29c |
2223157916 has 24 divisors (see below), whose sum is σ = 4447324896. Its totient is φ = 952565760.
The previous prime is 2223157879. The next prime is 2223157919. The reversal of 2223157916 is 6197513222.
It is a super-2 number, since 2×22231579162 = 9884862238946926112, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 2223157916.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2223157919) 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, 209900 + ... + 220236.
It is an arithmetic number, because the mean of its divisors is an integer number (185305204).
Almost surely, 22223157916 is an apocalyptic number.
It is an amenable number.
2223157916 is an abundant number, since it is smaller than the sum of its proper divisors (2224166980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2223157916 is a wasteful number, since it uses less digits than its factorization.
2223157916 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18029 (or 18027 counting only the distinct ones).
The product of its digits is 45360, while the sum is 38.
The square root of 2223157916 is about 47150.3755658425. The cubic root of 2223157916 is about 1305.1390105536.
The spelling of 2223157916 in words is "two billion, two hundred twenty-three million, one hundred fifty-seven thousand, nine hundred sixteen".
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