Base | Representation |
---|---|
bin | 10111000100001… |
… | …100110101100010 |
3 | 222222011110211000 |
4 | 113010030311202 |
5 | 1243031231442 |
6 | 102222132430 |
7 | 12406152120 |
oct | 2704146542 |
9 | 888143730 |
10 | 386977122 |
11 | 189490704 |
12 | a9721116 |
13 | 62231b5c |
14 | 39574910 |
15 | 23e8ed4c |
hex | 1710cd62 |
386977122 has 64 divisors (see below), whose sum is σ = 996710400. Its totient is φ = 109000080.
The previous prime is 386977111. The next prime is 386977181. The reversal of 386977122 is 221779683.
It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19629 + ... + 34047.
It is an arithmetic number, because the mean of its divisors is an integer number (15573600).
Almost surely, 2386977122 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 386977122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (498355200).
386977122 is an abundant number, since it is smaller than the sum of its proper divisors (609733278).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
386977122 is a wasteful number, since it uses less digits than its factorization.
386977122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14508 (or 14502 counting only the distinct ones).
The product of its digits is 254016, while the sum is 45.
The square root of 386977122 is about 19671.7340872634. The cubic root of 386977122 is about 728.7218027724.
The spelling of 386977122 in words is "three hundred eighty-six million, nine hundred seventy-seven thousand, one hundred twenty-two".
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