Base | Representation |
---|---|
bin | 10110111101111111… |
… | …10101110011101010 |
3 | 1011211101100110210221 |
4 | 23132333311303222 |
5 | 200223242241020 |
6 | 5355340400254 |
7 | 614402400265 |
oct | 133677656352 |
9 | 34741313727 |
10 | 12331212010 |
11 | 5258714107 |
12 | 248184608a |
13 | 1216970170 |
14 | 84d9d7cdc |
15 | 4c28976aa |
hex | 2deff5cea |
12331212010 has 32 divisors (see below), whose sum is σ = 24115145040. Its totient is φ = 4512764928.
The previous prime is 12331212007. The next prime is 12331212073. The reversal of 12331212010 is 1021213321.
It can be written as a sum of positive squares in 8 ways, for example, as 753667209 + 11577544801 = 27453^2 + 107599^2 .
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, 405025 + ... + 434404.
Almost surely, 212331212010 is an apocalyptic number.
12331212010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12331212010 is a deficient number, since it is larger than the sum of its proper divisors (11783933030).
12331212010 is a wasteful number, since it uses less digits than its factorization.
12331212010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 839562.
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 12331212010 its reverse (1021213321), we get a palindrome (13352425331).
The spelling of 12331212010 in words is "twelve billion, three hundred thirty-one million, two hundred twelve thousand, ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •