Base | Representation |
---|---|
bin | 111000000001110… |
… | …100001100110001 |
3 | 2102111202221122122 |
4 | 320001310030301 |
5 | 3411120000144 |
6 | 233135244025 |
7 | 32202603632 |
oct | 7001641461 |
9 | 2374687578 |
10 | 940000049 |
11 | 442672a4a |
12 | 222979615 |
13 | 11c990261 |
14 | 8cbad889 |
15 | 577cd7ee |
hex | 38074331 |
940000049 has 4 divisors (see below), whose sum is σ = 952876836. Its totient is φ = 927123264.
The previous prime is 940000013. The next prime is 940000051.
940000049 is nontrivially palindromic in base 10.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 244359424 + 695640625 = 15632^2 + 26375^2 .
It is a cyclic number.
It is not a de Polignac number, because 940000049 - 28 = 939999793 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 939999982 and 940000027.
It is not an unprimeable number, because it can be changed into a prime (940000079) 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, 6438284 + ... + 6438429.
It is an arithmetic number, because the mean of its divisors is an integer number (238219209).
Almost surely, 2940000049 is an apocalyptic number.
It is an amenable number.
940000049 is a deficient number, since it is larger than the sum of its proper divisors (12876787).
940000049 is a wasteful number, since it uses less digits than its factorization.
940000049 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12876786.
The product of its (nonzero) digits is 1296, while the sum is 26.
The square root of 940000049 is about 30659.4202326137. The cubic root of 940000049 is about 979.5861257367.
It can be divided in two parts, 9400000 and 49, that added together give a palindrome (9400049).
The spelling of 940000049 in words is "nine hundred forty million, forty-nine", and thus it is an aban number.
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