Base | Representation |
---|---|
bin | 10000100100100… |
… | …01111111010001 |
3 | 100200120102212120 |
4 | 20102101333101 |
5 | 241041310001 |
6 | 21443244453 |
7 | 3305364654 |
oct | 1022217721 |
9 | 320512776 |
10 | 139010001 |
11 | 715162a9 |
12 | 3a679729 |
13 | 22a51850 |
14 | 1466789b |
15 | c30d236 |
hex | 8491fd1 |
139010001 has 16 divisors (see below), whose sum is σ = 201376896. Its totient is φ = 84784896.
The previous prime is 139009979. The next prime is 139010029. The reversal of 139010001 is 100010931.
It is not a de Polignac number, because 139010001 - 29 = 139009489 is a prime.
It is a Curzon number.
It is a plaindrome in base 14.
It is not an unprimeable number, because it can be changed into a prime (139010051) 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 15 ways as a sum of consecutive naturals, for example, 11365 + ... + 20178.
It is an arithmetic number, because the mean of its divisors is an integer number (12586056).
Almost surely, 2139010001 is an apocalyptic number.
It is an amenable number.
139010001 is a deficient number, since it is larger than the sum of its proper divisors (62366895).
139010001 is a wasteful number, since it uses less digits than its factorization.
139010001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31672.
The product of its (nonzero) digits is 27, while the sum is 15.
The square root of 139010001 is about 11790.2502517970. The cubic root of 139010001 is about 518.0225699880.
Adding to 139010001 its reverse (100010931), we get a palindrome (239020932).
The spelling of 139010001 in words is "one hundred thirty-nine million, ten thousand, one".
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