Base | Representation |
---|---|
bin | 100010001110… |
… | …110110101010 |
3 | 121212220122200 |
4 | 202032312222 |
5 | 4244124423 |
6 | 520201030 |
7 | 136163334 |
oct | 42166652 |
9 | 17786580 |
10 | 8973738 |
11 | 507a114 |
12 | 3009176 |
13 | 1b22707 |
14 | 1298454 |
15 | bc3d43 |
hex | 88edaa |
8973738 has 36 divisors (see below), whose sum is σ = 20535138. Its totient is φ = 2831760.
The previous prime is 8973737. The next prime is 8973751. The reversal of 8973738 is 8373798.
8973738 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 7800849 + 1172889 = 2793^2 + 1083^2 .
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 8973693 and 8973702.
It is not an unprimeable number, because it can be changed into a prime (8973737) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5808 + ... + 7188.
Almost surely, 28973738 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 8973738, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10267569).
8973738 is an abundant number, since it is smaller than the sum of its proper divisors (11561400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8973738 is a wasteful number, since it uses less digits than its factorization.
8973738 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1427 (or 1405 counting only the distinct ones).
The product of its digits is 254016, while the sum is 45.
The square root of 8973738 is about 2995.6198023114. The cubic root of 8973738 is about 207.8058623730.
The spelling of 8973738 in words is "eight million, nine hundred seventy-three thousand, seven hundred thirty-eight".
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