Base | Representation |
---|---|
bin | 101101110111111101… |
… | …001111010000111101 |
3 | 11201010211002010021001 |
4 | 231313331033100331 |
5 | 1301334314313034 |
6 | 34343424210301 |
7 | 3362432066251 |
oct | 556775172075 |
9 | 151124063231 |
10 | 49257182269 |
11 | 199874390a9 |
12 | 9668169991 |
13 | 484cbbb3c9 |
14 | 2553c0c261 |
15 | 1434565a14 |
hex | b77f4f43d |
49257182269 has 4 divisors (see below), whose sum is σ = 49259015100. Its totient is φ = 49255349440.
The previous prime is 49257182267. The next prime is 49257182309. The reversal of 49257182269 is 96228175294.
It is a happy number.
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 32323365369 + 16933816900 = 179787^2 + 130130^2 .
It is a cyclic number.
It is not a de Polignac number, because 49257182269 - 21 = 49257182267 is a prime.
It is a super-2 number, since 2×492571822692 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49257182267) 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, 875494 + ... + 930055.
It is an arithmetic number, because the mean of its divisors is an integer number (12314753775).
Almost surely, 249257182269 is an apocalyptic number.
It is an amenable number.
49257182269 is a deficient number, since it is larger than the sum of its proper divisors (1832831).
49257182269 is a wasteful number, since it uses less digits than its factorization.
49257182269 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1832830.
The product of its digits is 4354560, while the sum is 55.
The spelling of 49257182269 in words is "forty-nine billion, two hundred fifty-seven million, one hundred eighty-two thousand, two hundred sixty-nine".
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