Base | Representation |
---|---|
bin | 111010011100111… |
… | …010001011010101 |
3 | 2112100021112022012 |
4 | 322130322023111 |
5 | 4002022004403 |
6 | 241150514005 |
7 | 33205305611 |
oct | 7234721325 |
9 | 2470245265 |
10 | 980656853 |
11 | 463612010 |
12 | 234505905 |
13 | 128226a37 |
14 | 94354341 |
15 | 5b15eed8 |
hex | 3a73a2d5 |
980656853 has 4 divisors (see below), whose sum is σ = 1069807488. Its totient is φ = 891506220.
The previous prime is 980656847. The next prime is 980656871. The reversal of 980656853 is 358656089.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 980656853 - 214 = 980640469 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 (980656813) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44575301 + ... + 44575322.
It is an arithmetic number, because the mean of its divisors is an integer number (267451872).
Almost surely, 2980656853 is an apocalyptic number.
It is an amenable number.
980656853 is a deficient number, since it is larger than the sum of its proper divisors (89150635).
980656853 is a wasteful number, since it uses less digits than its factorization.
980656853 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 89150634.
The product of its (nonzero) digits is 1555200, while the sum is 50.
The square root of 980656853 is about 31315.4411273416. The cubic root of 980656853 is about 993.5102587001.
The spelling of 980656853 in words is "nine hundred eighty million, six hundred fifty-six thousand, eight hundred fifty-three".
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