Base | Representation |
---|---|
bin | 110111001011000011… |
… | …1111110110000011101 |
3 | 102022211021021102122022 |
4 | 1232112013332300131 |
5 | 3420123043311303 |
6 | 130232533225525 |
7 | 11363054052605 |
oct | 1562607766035 |
9 | 368737242568 |
10 | 118482791453 |
11 | 462804a0964 |
12 | 1ab677922a5 |
13 | b232a7b430 |
14 | 5a3da43c05 |
15 | 3136bac438 |
hex | 1b961fec1d |
118482791453 has 4 divisors (see below), whose sum is σ = 127596852348. Its totient is φ = 109368730560.
The previous prime is 118482791443. The next prime is 118482791477. The reversal of 118482791453 is 354197284811.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 354197284811 = 251 ⋅1411144561.
It can be written as a sum of positive squares in 2 ways, for example, as 18182634649 + 100300156804 = 134843^2 + 316702^2 .
It is a cyclic number.
It is not a de Polignac number, because 118482791453 - 218 = 118482529309 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 118482791395 and 118482791404.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (118482791443) 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, 4557030428 + ... + 4557030453.
It is an arithmetic number, because the mean of its divisors is an integer number (31899213087).
Almost surely, 2118482791453 is an apocalyptic number.
118482791453 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
118482791453 is a deficient number, since it is larger than the sum of its proper divisors (9114060895).
118482791453 is an equidigital number, since it uses as much as digits as its factorization.
118482791453 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9114060894.
The product of its digits is 1935360, while the sum is 53.
The spelling of 118482791453 in words is "one hundred eighteen billion, four hundred eighty-two million, seven hundred ninety-one thousand, four hundred fifty-three".
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