Base | Representation |
---|---|
bin | 1100100001010… |
… | …01000000000101 |
3 | 21022121211221212 |
4 | 12100221000011 |
5 | 203341304131 |
6 | 14231021205 |
7 | 2413462625 |
oct | 620510005 |
9 | 238554855 |
10 | 105025541 |
11 | 54314275 |
12 | 2b20a805 |
13 | 189b30ba |
14 | dd3c885 |
15 | 9348a2b |
hex | 6429005 |
105025541 has 4 divisors (see below), whose sum is σ = 111203532. Its totient is φ = 98847552.
The previous prime is 105025537. The next prime is 105025553. The reversal of 105025541 is 145520501.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 54316900 + 50708641 = 7370^2 + 7121^2 .
It is a cyclic number.
It is not a de Polignac number, because 105025541 - 22 = 105025537 is a prime.
It is a super-2 number, since 2×1050255412 = 22060728524685362, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (105025511) 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, 3088970 + ... + 3089003.
It is an arithmetic number, because the mean of its divisors is an integer number (27800883).
Almost surely, 2105025541 is an apocalyptic number.
It is an amenable number.
105025541 is a deficient number, since it is larger than the sum of its proper divisors (6177991).
105025541 is an equidigital number, since it uses as much as digits as its factorization.
105025541 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6177990.
The product of its (nonzero) digits is 1000, while the sum is 23.
The square root of 105025541 is about 10248.1969633687. The cubic root of 105025541 is about 471.8076471914.
The spelling of 105025541 in words is "one hundred five million, twenty-five thousand, five hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.082 sec. • engine limits •