Base | Representation |
---|---|
bin | 100101011100110000… |
… | …0111010011111001101 |
3 | 21200120201211222101011 |
4 | 1022321200322133031 |
5 | 2304200441340321 |
6 | 100540102445221 |
7 | 5544633141346 |
oct | 1127140723715 |
9 | 250521758334 |
10 | 80421824461 |
11 | 3111a029040 |
12 | 13705133811 |
13 | 77786480a4 |
14 | 3c6cbc10cd |
15 | 215a543ae1 |
hex | 12b983a7cd |
80421824461 has 8 divisors (see below), whose sum is σ = 87771524544. Its totient is φ = 73078561920.
The previous prime is 80421824443. The next prime is 80421824471. The reversal of 80421824461 is 16442812408.
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 80421824461 - 213 = 80421816269 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80421824471) 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, 1583241 + ... + 1633246.
It is an arithmetic number, because the mean of its divisors is an integer number (10971440568).
Almost surely, 280421824461 is an apocalyptic number.
It is an amenable number.
80421824461 is a deficient number, since it is larger than the sum of its proper divisors (7349700083).
80421824461 is a wasteful number, since it uses less digits than its factorization.
80421824461 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3218771.
The product of its (nonzero) digits is 98304, while the sum is 40.
The spelling of 80421824461 in words is "eighty billion, four hundred twenty-one million, eight hundred twenty-four thousand, four hundred sixty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.085 sec. • engine limits •