Base | Representation |
---|---|
bin | 111101001110… |
… | …1111011010001 |
3 | 2020102001121102 |
4 | 1322131323101 |
5 | 31204313040 |
6 | 3104034145 |
7 | 536611043 |
oct | 172357321 |
9 | 66361542 |
10 | 32104145 |
11 | 17138357 |
12 | a902955 |
13 | 6860948 |
14 | 4399a93 |
15 | 2c42515 |
hex | 1e9ded1 |
32104145 has 8 divisors (see below), whose sum is σ = 38771304. Its totient is φ = 25519104.
The previous prime is 32104139. The next prime is 32104181. The reversal of 32104145 is 54140123.
It can be written as a sum of positive squares in 4 ways, for example, as 5550736 + 26553409 = 2356^2 + 5153^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 32104145 - 28 = 32103889 is a prime.
It is a super-2 number, since 2×321041452 = 2061352252362050, which contains 22 as substring.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19664 + ... + 21233.
It is an arithmetic number, because the mean of its divisors is an integer number (4846413).
Almost surely, 232104145 is an apocalyptic number.
It is an amenable number.
32104145 is a deficient number, since it is larger than the sum of its proper divisors (6667159).
32104145 is a wasteful number, since it uses less digits than its factorization.
32104145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41059.
The product of its (nonzero) digits is 480, while the sum is 20.
The square root of 32104145 is about 5666.0519764647. The cubic root of 32104145 is about 317.8242538517.
Adding to 32104145 its reverse (54140123), we get a palindrome (86244268).
The spelling of 32104145 in words is "thirty-two million, one hundred four thousand, one hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •