Base | Representation |
---|---|
bin | 10110011010000110… |
… | …10100110000010011 |
3 | 1011001101211012020020 |
4 | 23031003110300103 |
5 | 144114203312230 |
6 | 5305423314523 |
7 | 604055314542 |
oct | 131503246023 |
9 | 34041735206 |
10 | 12030135315 |
11 | 51137747a0 |
12 | 23b8a4ba43 |
13 | 1199486283 |
14 | 821a24159 |
15 | 4a6224810 |
hex | 2cd0d4c13 |
12030135315 has 32 divisors (see below), whose sum is σ = 21017511936. Its totient is φ = 5827388160.
The previous prime is 12030135263. The next prime is 12030135317. The reversal of 12030135315 is 51353103021.
It is not a de Polignac number, because 12030135315 - 28 = 12030135059 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12030135317) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 147774 + ... + 214236.
It is an arithmetic number, because the mean of its divisors is an integer number (656797248).
Almost surely, 212030135315 is an apocalyptic number.
12030135315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
12030135315 is a deficient number, since it is larger than the sum of its proper divisors (8987376621).
12030135315 is a wasteful number, since it uses less digits than its factorization.
12030135315 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 67579.
The product of its (nonzero) digits is 1350, while the sum is 24.
Adding to 12030135315 its reverse (51353103021), we get a palindrome (63383238336).
The spelling of 12030135315 in words is "twelve billion, thirty million, one hundred thirty-five thousand, three hundred fifteen".
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