Base | Representation |
---|---|
bin | 1100011100110… |
… | …10100110010101 |
3 | 21021112012211220 |
4 | 12032122212111 |
5 | 203214123021 |
6 | 14210320553 |
7 | 2405513250 |
oct | 616324625 |
9 | 237465756 |
10 | 104442261 |
11 | 53a56020 |
12 | 2ab89159 |
13 | 1883a771 |
14 | dc2a097 |
15 | 9280cc6 |
hex | 639a995 |
104442261 has 16 divisors (see below), whose sum is σ = 173618688. Its totient is φ = 54255600.
The previous prime is 104442251. The next prime is 104442263. The reversal of 104442261 is 162244401.
It is a happy number.
It is not a de Polignac number, because 104442261 - 25 = 104442229 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (104442263) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225835 + ... + 226296.
It is an arithmetic number, because the mean of its divisors is an integer number (10851168).
Almost surely, 2104442261 is an apocalyptic number.
104442261 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
104442261 is a deficient number, since it is larger than the sum of its proper divisors (69176427).
104442261 is a wasteful number, since it uses less digits than its factorization.
104442261 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 452152.
The product of its (nonzero) digits is 1536, while the sum is 24.
The square root of 104442261 is about 10219.6996531209. The cubic root of 104442261 is about 470.9325997469.
Adding to 104442261 its reverse (162244401), we get a palindrome (266686662).
The spelling of 104442261 in words is "one hundred four million, four hundred forty-two thousand, two hundred sixty-one".
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