Base | Representation |
---|---|
bin | 100110001000… |
… | …110001100111 |
3 | 200210220212122 |
4 | 212020301213 |
5 | 10024404130 |
6 | 554140155 |
7 | 150655661 |
oct | 46106147 |
9 | 20726778 |
10 | 9997415 |
11 | 570922a |
12 | 342165b |
13 | 20c063c |
14 | 1483531 |
15 | d272e5 |
hex | 988c67 |
9997415 has 8 divisors (see below), whose sum is σ = 12018768. Its totient is φ = 7983360.
The previous prime is 9997397. The next prime is 9997441. The reversal of 9997415 is 5147999.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-9997415 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1880 + ... + 4850.
It is an arithmetic number, because the mean of its divisors is an integer number (1502346).
Almost surely, 29997415 is an apocalyptic number.
9997415 is a deficient number, since it is larger than the sum of its proper divisors (2021353).
9997415 is a wasteful number, since it uses less digits than its factorization.
9997415 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3649.
The product of its digits is 102060, while the sum is 44.
The square root of 9997415 is about 3161.8689093636. The cubic root of 9997415 is about 215.4249033578.
The spelling of 9997415 in words is "nine million, nine hundred ninety-seven thousand, four hundred fifteen".
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