Base | Representation |
---|---|
bin | 1100111001000… |
… | …10100101101001 |
3 | 21112111100001102 |
4 | 12130202211221 |
5 | 210141120001 |
6 | 14421531145 |
7 | 2452134356 |
oct | 634424551 |
9 | 245440042 |
10 | 108145001 |
11 | 56054a38 |
12 | 30273ab5 |
13 | 19535c33 |
14 | 1051162d |
15 | 9762e6b |
hex | 6722969 |
108145001 has 2 divisors, whose sum is σ = 108145002. Its totient is φ = 108145000.
The previous prime is 108144961. The next prime is 108145013. The reversal of 108145001 is 100541801.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 94090000 + 14055001 = 9700^2 + 3749^2 .
It is a cyclic number.
It is not a de Polignac number, because 108145001 - 210 = 108143977 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (108145061) 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, 54072500 + 54072501.
It is an arithmetic number, because the mean of its divisors is an integer number (54072501).
Almost surely, 2108145001 is an apocalyptic number.
It is an amenable number.
108145001 is a deficient number, since it is larger than the sum of its proper divisors (1).
108145001 is an equidigital number, since it uses as much as digits as its factorization.
108145001 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 160, while the sum is 20.
The square root of 108145001 is about 10399.2788692293. The cubic root of 108145001 is about 476.4333450402.
Adding to 108145001 its reverse (100541801), we get a palindrome (208686802).
The spelling of 108145001 in words is "one hundred eight million, one hundred forty-five thousand, one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •