Base | Representation |
---|---|
bin | 11000001011110100… |
… | …01001011100011001 |
3 | 1020111212202010010002 |
4 | 30011322021130121 |
5 | 203042402443001 |
6 | 5544220502345 |
7 | 636520304534 |
oct | 140572113431 |
9 | 36455663102 |
10 | 12984031001 |
11 | 5563168737 |
12 | 26243aa9b5 |
13 | 12bbca02a6 |
14 | 8b25ada1b |
15 | 50ed4a46b |
hex | 305e89719 |
12984031001 has 16 divisors (see below), whose sum is σ = 13818574080. Its totient is φ = 12172480320.
The previous prime is 12984030991. The next prime is 12984031019. The reversal of 12984031001 is 10013048921.
It is not a de Polignac number, because 12984031001 - 218 = 12983768857 is a prime.
It is a super-2 number, since 2×129840310012 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12984031031) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1288340 + ... + 1298378.
It is an arithmetic number, because the mean of its divisors is an integer number (863660880).
Almost surely, 212984031001 is an apocalyptic number.
It is an amenable number.
12984031001 is a deficient number, since it is larger than the sum of its proper divisors (834543079).
12984031001 is a wasteful number, since it uses less digits than its factorization.
12984031001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11176.
The product of its (nonzero) digits is 1728, while the sum is 29.
Adding to 12984031001 its reverse (10013048921), we get a palindrome (22997079922).
The spelling of 12984031001 in words is "twelve billion, nine hundred eighty-four million, thirty-one thousand, one".
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