Base | Representation |
---|---|
bin | 1100000010110… |
… | …11111110000001 |
3 | 21001010100211021 |
4 | 12001123332001 |
5 | 201331240001 |
6 | 14005345441 |
7 | 2334553156 |
oct | 601337601 |
9 | 231110737 |
10 | 101040001 |
11 | 52041937 |
12 | 29a08281 |
13 | 17c18caa |
14 | d5c222d |
15 | 8d0cba1 |
hex | 605bf81 |
101040001 has 2 divisors, whose sum is σ = 101040002. Its totient is φ = 101040000.
The previous prime is 101039999. The next prime is 101040041. The reversal of 101040001 is 100040101.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 100982401 + 57600 = 10049^2 + 240^2 .
It is a cyclic number.
It is not a de Polignac number, because 101040001 - 21 = 101039999 is a prime.
Together with 101039999, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (101040041) 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 as a sum of consecutive naturals, namely, 50520000 + 50520001.
It is an arithmetic number, because the mean of its divisors is an integer number (50520001).
Almost surely, 2101040001 is an apocalyptic number.
It is an amenable number.
101040001 is a deficient number, since it is larger than the sum of its proper divisors (1).
101040001 is an equidigital number, since it uses as much as digits as its factorization.
101040001 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 4, while the sum is 7.
The square root of 101040001 is about 10051.8655482453. The cubic root of 101040001 is about 465.7624228761.
Adding to 101040001 its reverse (100040101), we get a palindrome (201080102).
The spelling of 101040001 in words is "one hundred one million, forty thousand, one".
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