Base | Representation |
---|---|
bin | 11111110000101111001 |
3 | 1221212122201 |
4 | 3332011321 |
5 | 231301021 |
6 | 34150201 |
7 | 11563201 |
oct | 3760571 |
9 | 1855581 |
10 | 1040761 |
11 | 650a37 |
12 | 422361 |
13 | 2a5947 |
14 | 1d1401 |
15 | 158591 |
hex | fe179 |
1040761 has 8 divisors (see below), whose sum is σ = 1078920. Its totient is φ = 1003392.
The previous prime is 1040749. The next prime is 1040771. The reversal of 1040761 is 1670401.
It is a happy number.
1040761 is nontrivially palindromic in base 9.
It can be written as a sum of positive squares in 4 ways, for example, as 78400 + 962361 = 280^2 + 981^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1040761 is a prime.
It is an Ulam number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1040731) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 3735 + ... + 4003.
It is an arithmetic number, because the mean of its divisors is an integer number (134865).
21040761 is an apocalyptic number.
It is an amenable number.
1040761 is a deficient number, since it is larger than the sum of its proper divisors (38159).
1040761 is an equidigital number, since it uses as much as digits as its factorization.
1040761 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 395.
The product of its (nonzero) digits is 168, while the sum is 19.
The square root of 1040761 is about 1020.1769454364. The cubic root of 1040761 is about 101.3406463540.
The spelling of 1040761 in words is "one million, forty thousand, seven hundred sixty-one".
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