Base | Representation |
---|---|
bin | 101110011000101110… |
… | …111001011010101101 |
3 | 11202120010210100122101 |
4 | 232120232321122231 |
5 | 1304001102232033 |
6 | 34514150215101 |
7 | 3412160055136 |
oct | 563056713255 |
9 | 152503710571 |
10 | 49807070893 |
11 | 1a13987a608 |
12 | 97a0354491 |
13 | 4909abcca8 |
14 | 25a6c6cc8d |
15 | 146798597d |
hex | b98bb96ad |
49807070893 has 2 divisors, whose sum is σ = 49807070894. Its totient is φ = 49807070892.
The previous prime is 49807070867. The next prime is 49807070897. The reversal of 49807070893 is 39807070894.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 49649643684 + 157427209 = 222822^2 + 12547^2 .
It is a cyclic number.
It is not a de Polignac number, because 49807070893 - 25 = 49807070861 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (49807070897) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24903535446 + 24903535447.
It is an arithmetic number, because the mean of its divisors is an integer number (24903535447).
Almost surely, 249807070893 is an apocalyptic number.
It is an amenable number.
49807070893 is a deficient number, since it is larger than the sum of its proper divisors (1).
49807070893 is an equidigital number, since it uses as much as digits as its factorization.
49807070893 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3048192, while the sum is 55.
Subtracting from 49807070893 its reverse (39807070894), we obtain a palindrome (9999999999).
The spelling of 49807070893 in words is "forty-nine billion, eight hundred seven million, seventy thousand, eight hundred ninety-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •