Base | Representation |
---|---|
bin | 100101000101… |
… | …000100000000 |
3 | 200021211102101 |
4 | 211011010000 |
5 | 4442020224 |
6 | 544200144 |
7 | 145422244 |
oct | 45050400 |
9 | 20254371 |
10 | 9720064 |
11 | 5539912 |
12 | 3309054 |
13 | 2024323 |
14 | 1410424 |
15 | cc0044 |
hex | 945100 |
9720064 has 36 divisors (see below), whose sum is σ = 19875856. Its totient is φ = 4741632.
The previous prime is 9720043. The next prime is 9720083. The reversal of 9720064 is 4600279.
It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.
It is an Ulam number.
It is a zygodrome in base 15.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10567 + ... + 11449.
Almost surely, 29720064 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 9720064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9937928).
9720064 is an abundant number, since it is smaller than the sum of its proper divisors (10155792).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9720064 is an equidigital number, since it uses as much as digits as its factorization.
9720064 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 942 (or 928 counting only the distinct ones).
The product of its (nonzero) digits is 3024, while the sum is 28.
The square root of 9720064 is about 3117.7017176119. The cubic root of 9720064 is about 213.4140666658.
The spelling of 9720064 in words is "nine million, seven hundred twenty thousand, sixty-four".
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