Base | Representation |
---|---|
bin | 10111001010010… |
… | …111100110101100 |
3 | 1000002012121212210 |
4 | 113022113212230 |
5 | 1243440002332 |
6 | 102320530420 |
7 | 12425665245 |
oct | 2712274654 |
9 | 1002177783 |
10 | 388594092 |
11 | 18a395547 |
12 | aa180a10 |
13 | 62679b43 |
14 | 39875ccc |
15 | 241adecc |
hex | 172979ac |
388594092 has 96 divisors (see below), whose sum is σ = 989356032. Its totient is φ = 118250496.
The previous prime is 388594079. The next prime is 388594103. The reversal of 388594092 is 290495883.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1372983 + ... + 1373265.
It is an arithmetic number, because the mean of its divisors is an integer number (10305792).
Almost surely, 2388594092 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 388594092, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (494678016).
388594092 is an abundant number, since it is smaller than the sum of its proper divisors (600761940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
388594092 is a wasteful number, since it uses less digits than its factorization.
388594092 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 487 (or 485 counting only the distinct ones).
The product of its (nonzero) digits is 622080, while the sum is 48.
The square root of 388594092 is about 19712.7900612775. The cubic root of 388594092 is about 729.7353716500.
The spelling of 388594092 in words is "three hundred eighty-eight million, five hundred ninety-four thousand, ninety-two".
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