Base | Representation |
---|---|
bin | 11001001001000111… |
… | …00010100111100001 |
3 | 1021211201020112022200 |
4 | 30210203202213201 |
5 | 210121014322442 |
6 | 10111225123413 |
7 | 655332536250 |
oct | 144443424741 |
9 | 37751215280 |
10 | 13498198497 |
11 | 57a7421353 |
12 | 2748629569 |
13 | 1371675b04 |
14 | 9209b2797 |
15 | 54006134c |
hex | 3248e29e1 |
13498198497 has 12 divisors (see below), whose sum is σ = 22282740480. Its totient is φ = 7713256248.
The previous prime is 13498198487. The next prime is 13498198501. The reversal of 13498198497 is 79489189431.
13498198497 is a `hidden beast` number, since 13 + 49 + 8 + 1 + 98 + 497 = 666.
It is not a de Polignac number, because 13498198497 - 219 = 13497674209 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (63), and also a Moran number because the ratio is a prime number: 214257119 = 13498198497 / (1 + 3 + 4 + 9 + 8 + 1 + 9 + 8 + 4 + 9 + 7).
It is not an unprimeable number, because it can be changed into a prime (13498198487) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 107128497 + ... + 107128622.
It is an arithmetic number, because the mean of its divisors is an integer number (1856895040).
Almost surely, 213498198497 is an apocalyptic number.
It is an amenable number.
13498198497 is a deficient number, since it is larger than the sum of its proper divisors (8784541983).
13498198497 is a wasteful number, since it uses less digits than its factorization.
13498198497 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 214257132 (or 214257129 counting only the distinct ones).
The product of its digits is 15676416, while the sum is 63.
The spelling of 13498198497 in words is "thirteen billion, four hundred ninety-eight million, one hundred ninety-eight thousand, four hundred ninety-seven".
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