Base | Representation |
---|---|
bin | 111011011011101… |
… | …100100010111100 |
3 | 2120111020202010122 |
4 | 323123230202330 |
5 | 4020230203332 |
6 | 242535354112 |
7 | 33465230000 |
oct | 7333544274 |
9 | 2514222118 |
10 | 997116092 |
11 | 471934095 |
12 | 239b22938 |
13 | 12b76a62b |
14 | 965da700 |
15 | 5c811c12 |
hex | 3b6ec8bc |
997116092 has 60 divisors (see below), whose sum is σ = 2079910560. Its totient is φ = 418243224.
The previous prime is 997116061. The next prime is 997116103. The reversal of 997116092 is 290611799.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 21215213 + ... + 21215259.
It is an arithmetic number, because the mean of its divisors is an integer number (34665176).
Almost surely, 2997116092 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 997116092, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1039955280).
997116092 is an abundant number, since it is smaller than the sum of its proper divisors (1082794468).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
997116092 is an frugal number, since it uses more digits than its factorization.
997116092 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 173 (or 56 counting only the distinct ones).
The product of its (nonzero) digits is 61236, while the sum is 44.
The square root of 997116092 is about 31577.1450894472. The cubic root of 997116092 is about 999.0377717471.
The spelling of 997116092 in words is "nine hundred ninety-seven million, one hundred sixteen thousand, ninety-two".
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