Base | Representation |
---|---|
bin | 1100011001100… |
… | …00010101101101 |
3 | 21020201002210220 |
4 | 12030300111231 |
5 | 203111211041 |
6 | 14153121553 |
7 | 2402021316 |
oct | 614602555 |
9 | 236632726 |
10 | 104007021 |
11 | 53789018 |
12 | 2a9b92b9 |
13 | 18717621 |
14 | db5560d |
15 | 91e6d66 |
hex | 633056d |
104007021 has 8 divisors (see below), whose sum is σ = 143458080. Its totient is φ = 66946992.
The previous prime is 104007011. The next prime is 104007023. The reversal of 104007021 is 120700401.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 104007021 - 26 = 104006957 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (104007023) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 597655 + ... + 597828.
It is an arithmetic number, because the mean of its divisors is an integer number (17932260).
Almost surely, 2104007021 is an apocalyptic number.
It is an amenable number.
104007021 is a deficient number, since it is larger than the sum of its proper divisors (39451059).
104007021 is a wasteful number, since it uses less digits than its factorization.
104007021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1195515.
The product of its (nonzero) digits is 56, while the sum is 15.
The square root of 104007021 is about 10198.3832542222. The cubic root of 104007021 is about 470.2775198194.
Adding to 104007021 its reverse (120700401), we get a palindrome (224707422).
The spelling of 104007021 in words is "one hundred four million, seven thousand, twenty-one".
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