Base | Representation |
---|---|
bin | 100111100111… |
… | …111011000010 |
3 | 201112201110211 |
4 | 213213323002 |
5 | 10124342023 |
6 | 1010344334 |
7 | 154201126 |
oct | 47477302 |
9 | 21481424 |
10 | 10387138 |
11 | 5955013 |
12 | 358b0aa |
13 | 21c8b48 |
14 | 1545586 |
15 | da2a0d |
hex | 9e7ec2 |
10387138 has 8 divisors (see below), whose sum is σ = 15732288. Its totient is φ = 5143044.
The previous prime is 10387109. The next prime is 10387147. The reversal of 10387138 is 83178301.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25006 + ... + 25417.
It is an arithmetic number, because the mean of its divisors is an integer number (1966536).
Almost surely, 210387138 is an apocalyptic number.
10387138 is a deficient number, since it is larger than the sum of its proper divisors (5345150).
10387138 is a wasteful number, since it uses less digits than its factorization.
10387138 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50528.
The product of its (nonzero) digits is 4032, while the sum is 31.
The square root of 10387138 is about 3222.9083139301. The cubic root of 10387138 is about 218.1885555474.
The spelling of 10387138 in words is "ten million, three hundred eighty-seven thousand, one hundred thirty-eight".
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