Base | Representation |
---|---|
bin | 1011110010100… |
… | …11010010110001 |
3 | 20220010000022211 |
4 | 11321103102301 |
5 | 200310013223 |
6 | 13451532121 |
7 | 2310461341 |
oct | 571232261 |
9 | 226100284 |
10 | 98907313 |
11 | 5091558a |
12 | 2915a041 |
13 | 1765034b |
14 | d1c8d21 |
15 | 8a3ad0d |
hex | 5e534b1 |
98907313 has 4 divisors (see below), whose sum is σ = 102317940. Its totient is φ = 95496688.
The previous prime is 98907307. The next prime is 98907323. The reversal of 98907313 is 31370989.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31370989 = 13 ⋅2413153.
It can be written as a sum of positive squares in 2 ways, for example, as 79441569 + 19465744 = 8913^2 + 4412^2 .
It is a cyclic number.
It is not a de Polignac number, because 98907313 - 213 = 98899121 is a prime.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (98907323) 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, 1705270 + ... + 1705327.
It is an arithmetic number, because the mean of its divisors is an integer number (25579485).
Almost surely, 298907313 is an apocalyptic number.
It is an amenable number.
98907313 is a deficient number, since it is larger than the sum of its proper divisors (3410627).
98907313 is a wasteful number, since it uses less digits than its factorization.
98907313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3410626.
The product of its (nonzero) digits is 40824, while the sum is 40.
The square root of 98907313 is about 9945.2155833848. The cubic root of 98907313 is about 462.4620867875.
The spelling of 98907313 in words is "ninety-eight million, nine hundred seven thousand, three hundred thirteen".
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