Base | Representation |
---|---|
bin | 1000010001100001… |
… | …0101011100110000 |
3 | 12201210011001120201 |
4 | 2010120111130300 |
5 | 14022032044244 |
6 | 1004215044544 |
7 | 106015643341 |
oct | 20430253460 |
9 | 5653131521 |
10 | 2220971824 |
11 | a3a754005 |
12 | 51b970754 |
13 | 295195216 |
14 | 170d7a0c8 |
15 | ceeb0ad4 |
hex | 84615730 |
2220971824 has 10 divisors (see below), whose sum is σ = 4303132940. Its totient is φ = 1110485904.
The previous prime is 2220971821. The next prime is 2220971827. The reversal of 2220971824 is 4281790222.
It is an interprime number because it is at equal distance from previous prime (2220971821) and next prime (2220971827).
It is not an unprimeable number, because it can be changed into a prime (2220971821) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69405354 + ... + 69405385.
It is an arithmetic number, because the mean of its divisors is an integer number (430313294).
Almost surely, 22220971824 is an apocalyptic number.
It is an amenable number.
2220971824 is a deficient number, since it is larger than the sum of its proper divisors (2082161116).
2220971824 is a wasteful number, since it uses less digits than its factorization.
2220971824 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 138810747 (or 138810741 counting only the distinct ones).
The product of its (nonzero) digits is 32256, while the sum is 37.
The square root of 2220971824 is about 47127.1877370165. The cubic root of 2220971824 is about 1304.7110772917.
The spelling of 2220971824 in words is "two billion, two hundred twenty million, nine hundred seventy-one thousand, eight hundred twenty-four".
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