Base | Representation |
---|---|
bin | 1001010011010111… |
… | …01110010011001101 |
3 | 110220001122110202111 |
4 | 10221223232103031 |
5 | 40212014414424 |
6 | 2143325024021 |
7 | 234522543535 |
oct | 45153562315 |
9 | 13801573674 |
10 | 4994294989 |
11 | 2133170822 |
12 | b746b5011 |
13 | 617911c48 |
14 | 3554184c5 |
15 | 1e36cb194 |
hex | 129aee4cd |
4994294989 has 4 divisors (see below), whose sum is σ = 5257152640. Its totient is φ = 4731437340.
The previous prime is 4994294983. The next prime is 4994294999. The reversal of 4994294989 is 9894924994.
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 4994294989 - 29 = 4994294477 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4994294983) 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, 131428797 + ... + 131428834.
It is an arithmetic number, because the mean of its divisors is an integer number (1314288160).
Almost surely, 24994294989 is an apocalyptic number.
It is an amenable number.
4994294989 is a deficient number, since it is larger than the sum of its proper divisors (262857651).
4994294989 is a wasteful number, since it uses less digits than its factorization.
4994294989 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 262857650.
The product of its digits is 60466176, while the sum is 67.
The square root of 4994294989 is about 70670.3260852814. The cubic root of 4994294989 is about 1709.3253370592.
The spelling of 4994294989 in words is "four billion, nine hundred ninety-four million, two hundred ninety-four thousand, nine hundred eighty-nine".
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