Base | Representation |
---|---|
bin | 10110111010011001… |
… | …01010101101011111 |
3 | 1011202021112120011022 |
4 | 23131030222231133 |
5 | 200143030114444 |
6 | 5352341314355 |
7 | 613554642032 |
oct | 133514525537 |
9 | 34667476138 |
10 | 12301019999 |
11 | 5242672434 |
12 | 24737059bb |
13 | 121062b978 |
14 | 8499b9019 |
15 | 4bedd19ee |
hex | 2dd32ab5f |
12301019999 has 4 divisors (see below), whose sum is σ = 12302495064. Its totient is φ = 12299544936.
The previous prime is 12301019981. The next prime is 12301020047. The reversal of 12301019999 is 99991010321.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99991010321 = 89269 ⋅1120109.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12301019999 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12301019909) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 724952 + ... + 741725.
It is an arithmetic number, because the mean of its divisors is an integer number (3075623766).
Almost surely, 212301019999 is an apocalyptic number.
12301019999 is a deficient number, since it is larger than the sum of its proper divisors (1475065).
12301019999 is an equidigital number, since it uses as much as digits as its factorization.
12301019999 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1475064.
The product of its (nonzero) digits is 39366, while the sum is 44.
The spelling of 12301019999 in words is "twelve billion, three hundred one million, nineteen thousand, nine hundred ninety-nine".
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