Base | Representation |
---|---|
bin | 1000000000111100… |
… | …0110101110100000 |
3 | 12112221022122110102 |
4 | 2000033012232200 |
5 | 13401232141420 |
6 | 553252521532 |
7 | 104212652423 |
oct | 20017065640 |
9 | 5487278412 |
10 | 2151443360 |
11 | a04485270 |
12 | 5006202a8 |
13 | 283960211 |
14 | 165a3b9ba |
15 | c8d29a75 |
hex | 803c6ba0 |
2151443360 has 48 divisors (see below), whose sum is σ = 5544860832. Its totient is φ = 782342400.
The previous prime is 2151443353. The next prime is 2151443429. The reversal of 2151443360 is 633441512.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 609446 + ... + 612965.
It is an arithmetic number, because the mean of its divisors is an integer number (115517934).
Almost surely, 22151443360 is an apocalyptic number.
2151443360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2151443360 is an abundant number, since it is smaller than the sum of its proper divisors (3393417472).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2151443360 is a wasteful number, since it uses less digits than its factorization.
2151443360 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1222437 (or 1222429 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 29.
The square root of 2151443360 is about 46383.6540173368. The cubic root of 2151443360 is about 1290.9516364041.
Adding to 2151443360 its reverse (633441512), we get a palindrome (2784884872).
The spelling of 2151443360 in words is "two billion, one hundred fifty-one million, four hundred forty-three thousand, three hundred sixty".
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