Base | Representation |
---|---|
bin | 10000101100000… |
… | …11110111111001 |
3 | 100202102202221101 |
4 | 20112003313321 |
5 | 241320011021 |
6 | 21520411401 |
7 | 3316662325 |
oct | 1026036771 |
9 | 322382841 |
10 | 140000761 |
11 | 7203270a |
12 | 3aa76b61 |
13 | 2300a7b4 |
14 | 14844985 |
15 | c456a91 |
hex | 8583df9 |
140000761 has 4 divisors (see below), whose sum is σ = 140055552. Its totient is φ = 139945972.
The previous prime is 140000741. The next prime is 140000767. The reversal of 140000761 is 167000041.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 140000761 - 27 = 140000633 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (140000767) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23365 + ... + 28738.
It is an arithmetic number, because the mean of its divisors is an integer number (35013888).
Almost surely, 2140000761 is an apocalyptic number.
It is an amenable number.
140000761 is a deficient number, since it is larger than the sum of its proper divisors (54791).
140000761 is an equidigital number, since it uses as much as digits as its factorization.
140000761 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54790.
The product of its (nonzero) digits is 168, while the sum is 19.
The square root of 140000761 is about 11832.1917242749. The cubic root of 140000761 is about 519.2503510139.
The spelling of 140000761 in words is "one hundred forty million, seven hundred sixty-one", and thus it is an aban number.
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