Base | Representation |
---|---|
bin | 100111100111… |
… | …011001011011 |
3 | 201112121112011 |
4 | 213213121123 |
5 | 10124304422 |
6 | 1010330351 |
7 | 154161634 |
oct | 47473133 |
9 | 21477464 |
10 | 10384987 |
11 | 5953438 |
12 | 35899b7 |
13 | 21c7b82 |
14 | 154488b |
15 | da2077 |
hex | 9e765b |
10384987 has 4 divisors (see below), whose sum is σ = 10743120. Its totient is φ = 10026856.
The previous prime is 10384981. The next prime is 10384993. The reversal of 10384987 is 78948301.
It is a semiprime because it is the product of two primes.
It is an interprime number because it is at equal distance from previous prime (10384981) and next prime (10384993).
It is a cyclic number.
It is not a de Polignac number, because 10384987 - 27 = 10384859 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (10384981) 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, 179023 + ... + 179080.
It is an arithmetic number, because the mean of its divisors is an integer number (2685780).
Almost surely, 210384987 is an apocalyptic number.
10384987 is a deficient number, since it is larger than the sum of its proper divisors (358133).
10384987 is an equidigital number, since it uses as much as digits as its factorization.
10384987 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 358132.
The product of its (nonzero) digits is 48384, while the sum is 40.
The square root of 10384987 is about 3222.5745918442. The cubic root of 10384987 is about 218.1734934587.
The spelling of 10384987 in words is "ten million, three hundred eighty-four thousand, nine hundred eighty-seven".
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