Base | Representation |
---|---|
bin | 1100011100110… |
… | …10101001001000 |
3 | 21021112020002112 |
4 | 12032122221020 |
5 | 203214124230 |
6 | 14210321452 |
7 | 2405513624 |
oct | 616325110 |
9 | 237466075 |
10 | 104442440 |
11 | 53a56173 |
12 | 2ab89288 |
13 | 1883a87b |
14 | dc2a184 |
15 | 9280d95 |
hex | 639aa48 |
104442440 has 16 divisors (see below), whose sum is σ = 234995580. Its totient is φ = 41776960.
The previous prime is 104442433. The next prime is 104442451. The reversal of 104442440 is 44244401.
It can be written as a sum of positive squares in 2 ways, for example, as 101888836 + 2553604 = 10094^2 + 1598^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1305491 + ... + 1305570.
Almost surely, 2104442440 is an apocalyptic number.
104442440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
104442440 is an abundant number, since it is smaller than the sum of its proper divisors (130553140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
104442440 is a wasteful number, since it uses less digits than its factorization.
104442440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2611072 (or 2611068 counting only the distinct ones).
The product of its (nonzero) digits is 2048, while the sum is 23.
The square root of 104442440 is about 10219.7084107131. The cubic root of 104442440 is about 470.9328687851.
Adding to 104442440 its reverse (44244401), we get a palindrome (148686841).
The spelling of 104442440 in words is "one hundred four million, four hundred forty-two thousand, four hundred forty".
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