Base | Representation |
---|---|
bin | 1101001110011… |
… | …0111111101001 |
3 | 10212101021102102 |
4 | 3103212333221 |
5 | 103200101410 |
6 | 5300543145 |
7 | 1242335153 |
oct | 323467751 |
9 | 125337372 |
10 | 55472105 |
11 | 29349017 |
12 | 166b1ab5 |
13 | b653040 |
14 | 751dad3 |
15 | 4d0b2a5 |
hex | 34e6fe9 |
55472105 has 24 divisors (see below), whose sum is σ = 76177752. Its totient is φ = 38541312.
The previous prime is 55472089. The next prime is 55472143. The reversal of 55472105 is 50127455.
It can be written as a sum of positive squares in 12 ways, for example, as 2050624 + 53421481 = 1432^2 + 7309^2 .
It is not a de Polignac number, because 55472105 - 24 = 55472089 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17309 + ... + 20261.
It is an arithmetic number, because the mean of its divisors is an integer number (3174073).
Almost surely, 255472105 is an apocalyptic number.
It is an amenable number.
55472105 is a deficient number, since it is larger than the sum of its proper divisors (20705647).
55472105 is a wasteful number, since it uses less digits than its factorization.
55472105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3005 (or 2988 counting only the distinct ones).
The product of its (nonzero) digits is 7000, while the sum is 29.
The square root of 55472105 is about 7447.9597877540. The cubic root of 55472105 is about 381.3802643641.
The spelling of 55472105 in words is "fifty-five million, four hundred seventy-two thousand, one hundred five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.113 sec. • engine limits •