Base | Representation |
---|---|
bin | 100110001001… |
… | …000001101101 |
3 | 200210222021210 |
4 | 212021001231 |
5 | 10024422240 |
6 | 554145033 |
7 | 150661662 |
oct | 46110155 |
9 | 20728253 |
10 | 9998445 |
11 | 5709a86 |
12 | 3422179 |
13 | 20c0c52 |
14 | 1483a69 |
15 | d27780 |
hex | 98906d |
9998445 has 32 divisors (see below), whose sum is σ = 16964352. Its totient is φ = 5018112.
The previous prime is 9998441. The next prime is 9998447. The reversal of 9998445 is 5448999.
It is not a de Polignac number, because 9998445 - 22 = 9998441 is a prime.
It is an Ulam number.
It is a junction number, because it is equal to n+sod(n) for n = 9998394 and 9998403.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9998441) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24987 + ... + 25383.
It is an arithmetic number, because the mean of its divisors is an integer number (530136).
Almost surely, 29998445 is an apocalyptic number.
It is an amenable number.
9998445 is a deficient number, since it is larger than the sum of its proper divisors (6965907).
9998445 is a wasteful number, since it uses less digits than its factorization.
9998445 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 501.
The product of its digits is 466560, while the sum is 48.
The square root of 9998445 is about 3162.0317835215. The cubic root of 9998445 is about 215.4323012712.
The spelling of 9998445 in words is "nine million, nine hundred ninety-eight thousand, four hundred forty-five".
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