Base | Representation |
---|---|
bin | 101101111010011111… |
… | …100110010010101111 |
3 | 11201020210011110212110 |
4 | 231322133212102233 |
5 | 1301431213301134 |
6 | 34351544335103 |
7 | 3363456623556 |
oct | 557237462257 |
9 | 151223143773 |
10 | 49299743919 |
11 | 199a9469318 |
12 | 967a474493 |
13 | 4858970c0a |
14 | 255972ad9d |
15 | 14381717e9 |
hex | b7a7e64af |
49299743919 has 4 divisors (see below), whose sum is σ = 65732991896. Its totient is φ = 32866495944.
The previous prime is 49299743873. The next prime is 49299743953. The reversal of 49299743919 is 91934799294.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 49299743919 - 28 = 49299743663 is a prime.
It is a super-2 number, since 2×492997439192 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 49299743919.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49299743989) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8216623984 + ... + 8216623989.
It is an arithmetic number, because the mean of its divisors is an integer number (16433247974).
Almost surely, 249299743919 is an apocalyptic number.
49299743919 is a deficient number, since it is larger than the sum of its proper divisors (16433247977).
49299743919 is a wasteful number, since it uses less digits than its factorization.
49299743919 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16433247976.
The product of its digits is 39680928, while the sum is 66.
The spelling of 49299743919 in words is "forty-nine billion, two hundred ninety-nine million, seven hundred forty-three thousand, nine hundred nineteen".
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