Base | Representation |
---|---|
bin | 1011110011010… |
… | …00010101000111 |
3 | 20220021101112011 |
4 | 11321220111013 |
5 | 200320242404 |
6 | 13453435051 |
7 | 2311300504 |
oct | 571502507 |
9 | 226241464 |
10 | 98993479 |
11 | 509742a2 |
12 | 2919ba87 |
13 | 17680630 |
14 | d20c4ab |
15 | 8a56604 |
hex | 5e68547 |
98993479 has 8 divisors (see below), whose sum is σ = 106904000. Its totient is φ = 91125216.
The previous prime is 98993471. The next prime is 98993483. The reversal of 98993479 is 97439989.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 98993479 - 23 = 98993471 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (98993471) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5604 + ... + 15145.
It is an arithmetic number, because the mean of its divisors is an integer number (13363000).
Almost surely, 298993479 is an apocalyptic number.
98993479 is a deficient number, since it is larger than the sum of its proper divisors (7910521).
98993479 is a wasteful number, since it uses less digits than its factorization.
98993479 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21129.
The product of its digits is 4408992, while the sum is 58.
The square root of 98993479 is about 9949.5466730902. The cubic root of 98993479 is about 462.5963436010.
The spelling of 98993479 in words is "ninety-eight million, nine hundred ninety-three thousand, four hundred seventy-nine".
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