Base | Representation |
---|---|
bin | 100100101010010… |
… | …0101001100101011 |
3 | 10011201201011212212 |
4 | 1021110211030223 |
5 | 10004403211021 |
6 | 322021555335 |
7 | 42324643463 |
oct | 11124451453 |
9 | 3151634785 |
10 | 1230132011 |
11 | 581417429 |
12 | 2a3b75b4b |
13 | 167b14584 |
14 | b9534ba3 |
15 | 72edd85b |
hex | 4952532b |
1230132011 has 2 divisors, whose sum is σ = 1230132012. Its totient is φ = 1230132010.
The previous prime is 1230131999. The next prime is 1230132037. The reversal of 1230132011 is 1102310321.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1230132011 is a prime.
It is not a weakly prime, because it can be changed into another prime (1230132091) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 615066005 + 615066006.
It is an arithmetic number, because the mean of its divisors is an integer number (615066006).
Almost surely, 21230132011 is an apocalyptic number.
1230132011 is a deficient number, since it is larger than the sum of its proper divisors (1).
1230132011 is an equidigital number, since it uses as much as digits as its factorization.
1230132011 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 36, while the sum is 14.
The square root of 1230132011 is about 35073.2378174585. The cubic root of 1230132011 is about 1071.4795994939.
Adding to 1230132011 its reverse (1102310321), we get a palindrome (2332442332).
The spelling of 1230132011 in words is "one billion, two hundred thirty million, one hundred thirty-two thousand, eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •