Base | Representation |
---|---|
bin | 111111011110110… |
… | …1001000110110010 |
3 | 12111110010200220212 |
4 | 1332331221012302 |
5 | 13330300311440 |
6 | 551211104122 |
7 | 103533311114 |
oct | 17675510662 |
9 | 5443120825 |
10 | 2130088370 |
11 | 9a3419a13 |
12 | 4b5442042 |
13 | 27c3c4127 |
14 | 162c7d3b4 |
15 | c700c465 |
hex | 7ef691b2 |
2130088370 has 16 divisors (see below), whose sum is σ = 3835156248. Its totient is φ = 851813760.
The previous prime is 2130088349. The next prime is 2130088379. The reversal of 2130088370 is 738800312.
It can be written as a sum of positive squares in 4 ways, for example, as 1583323681 + 546764689 = 39791^2 + 23383^2 .
It is not an unprimeable number, because it can be changed into a prime (2130088379) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15950 + ... + 67190.
Almost surely, 22130088370 is an apocalyptic number.
2130088370 is a deficient number, since it is larger than the sum of its proper divisors (1705067878).
2130088370 is a wasteful number, since it uses less digits than its factorization.
2130088370 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55405.
The product of its (nonzero) digits is 8064, while the sum is 32.
The square root of 2130088370 is about 46152.8804084859. The cubic root of 2130088370 is about 1286.6661445794. Note that the first 3 decimals are identical.
Adding to 2130088370 its reverse (738800312), we get a palindrome (2868888682).
The spelling of 2130088370 in words is "two billion, one hundred thirty million, eighty-eight thousand, three hundred seventy".
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