Base | Representation |
---|---|
bin | 1011110011100100000011… |
… | …1100000011000101100101 |
3 | 1200221220220000101220002122 |
4 | 2330321000330003011211 |
5 | 3200133011021322441 |
6 | 43335052301115325 |
7 | 2506544261025230 |
oct | 274710074030545 |
9 | 50856800356078 |
10 | 12980480651621 |
11 | 4154a99a2241a |
12 | 1557854858b45 |
13 | 732091a4cc32 |
14 | 32c3898da417 |
15 | 1779bac1134b |
hex | bce40f03165 |
12980480651621 has 8 divisors (see below), whose sum is σ = 14834857001664. Its totient is φ = 11126109794400.
The previous prime is 12980480651521. The next prime is 12980480651669. The reversal of 12980480651621 is 12615608408921.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12980480651621 - 214 = 12980480635237 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12980480651221) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7598306 + ... + 9148508.
It is an arithmetic number, because the mean of its divisors is an integer number (1854357125208).
Almost surely, 212980480651621 is an apocalyptic number.
It is an amenable number.
12980480651621 is a deficient number, since it is larger than the sum of its proper divisors (1854376350043).
12980480651621 is a wasteful number, since it uses less digits than its factorization.
12980480651621 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2746411.
The product of its (nonzero) digits is 1658880, while the sum is 53.
The spelling of 12980480651621 in words is "twelve trillion, nine hundred eighty billion, four hundred eighty million, six hundred fifty-one thousand, six hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •