Base | Representation |
---|---|
bin | 100010110110… |
… | …001000110000 |
3 | 122012002101000 |
4 | 202312020300 |
5 | 4314302030 |
6 | 523442000 |
7 | 140433414 |
oct | 42661060 |
9 | 18162330 |
10 | 9134640 |
11 | 5179a99 |
12 | 3086300 |
13 | 1b7aa18 |
14 | 12dad44 |
15 | c06860 |
hex | 8b6230 |
9134640 has 80 divisors (see below), whose sum is σ = 31471200. Its totient is φ = 2435328.
The previous prime is 9134639. The next prime is 9134669. The reversal of 9134640 is 464319.
9134640 is a `hidden beast` number, since 9 + 13 + 4 + 640 = 666.
It is a tau number, because it is divible by the number of its divisors (80).
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46 + ... + 4274.
It is an arithmetic number, because the mean of its divisors is an integer number (393390).
Almost surely, 29134640 is an apocalyptic number.
9134640 is a gapful number since it is divisible by the number (90) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 9134640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15735600).
9134640 is an abundant number, since it is smaller than the sum of its proper divisors (22336560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9134640 is a wasteful number, since it uses less digits than its factorization.
9134640 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4251 (or 4239 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 27.
The square root of 9134640 is about 3022.3566963547. The cubic root of 9134640 is about 209.0405208248.
Adding to 9134640 its reverse (464319), we get a palindrome (9598959).
The spelling of 9134640 in words is "nine million, one hundred thirty-four thousand, six hundred forty".
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