Base | Representation |
---|---|
bin | 100110010000… |
… | …010001101010 |
3 | 200212111000112 |
4 | 212100101222 |
5 | 10031400023 |
6 | 554534322 |
7 | 151144361 |
oct | 46202152 |
9 | 20774015 |
10 | 10028138 |
11 | 572a31a |
12 | 34373a2 |
13 | 2101613 |
14 | 14907d8 |
15 | d31478 |
hex | 99046a |
10028138 has 8 divisors (see below), whose sum is σ = 15696288. Its totient is φ = 4796044.
The previous prime is 10028131. The next prime is 10028141. The reversal of 10028138 is 83182001.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is not an unprimeable number, because it can be changed into a prime (10028131) 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, 108956 + ... + 109047.
It is an arithmetic number, because the mean of its divisors is an integer number (1962036).
Almost surely, 210028138 is an apocalyptic number.
10028138 is a deficient number, since it is larger than the sum of its proper divisors (5668150).
10028138 is a wasteful number, since it uses less digits than its factorization.
10028138 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 218028.
The product of its (nonzero) digits is 384, while the sum is 23.
The square root of 10028138 is about 3166.7235433489. The cubic root of 10028138 is about 215.6453513802.
The spelling of 10028138 in words is "ten million, twenty-eight thousand, one hundred thirty-eight".
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