Base | Representation |
---|---|
bin | 1000000000010000… |
… | …1001011001101010 |
3 | 12112201220200221201 |
4 | 2000010021121222 |
5 | 13400013230410 |
6 | 553111154414 |
7 | 104146356415 |
oct | 20004113152 |
9 | 5481820851 |
10 | 2148570730 |
11 | a028a2a99 |
12 | 4bb675a0a |
13 | 283195837 |
14 | 1654d0b7c |
15 | c895d83a |
hex | 8010966a |
2148570730 has 32 divisors (see below), whose sum is σ = 4110537600. Its totient is φ = 806283072.
The previous prime is 2148570719. The next prime is 2148570799. The reversal of 2148570730 is 370758412.
It is a self number, because there is not a number n which added to its sum of digits gives 2148570730.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35325 + ... + 74464.
It is an arithmetic number, because the mean of its divisors is an integer number (128454300).
Almost surely, 22148570730 is an apocalyptic number.
2148570730 is a deficient number, since it is larger than the sum of its proper divisors (1961966870).
2148570730 is a wasteful number, since it uses less digits than its factorization.
2148570730 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 109918.
The product of its (nonzero) digits is 47040, while the sum is 37.
The square root of 2148570730 is about 46352.6777004306. The cubic root of 2148570730 is about 1290.3768163858.
The spelling of 2148570730 in words is "two billion, one hundred forty-eight million, five hundred seventy thousand, seven hundred thirty".
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