Base | Representation |
---|---|
bin | 1100100000001… |
… | …01110100100101 |
3 | 21022100112021222 |
4 | 12100011310211 |
5 | 203322201240 |
6 | 14223550125 |
7 | 2412322544 |
oct | 620056445 |
9 | 238315258 |
10 | 104881445 |
11 | 54225a89 |
12 | 2b15b345 |
13 | 18962636 |
14 | dd0215b |
15 | 931aeb5 |
hex | 6405d25 |
104881445 has 8 divisors (see below), whose sum is σ = 126177144. Its totient is φ = 83692224.
The previous prime is 104881433. The next prime is 104881451. The reversal of 104881445 is 544188401.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 146689 + 104734756 = 383^2 + 10234^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-104881445 is a prime.
It is a super-2 number, since 2×1048814452 = 22000235010576050, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24434 + ... + 28403.
It is an arithmetic number, because the mean of its divisors is an integer number (15772143).
Almost surely, 2104881445 is an apocalyptic number.
It is an amenable number.
104881445 is a deficient number, since it is larger than the sum of its proper divisors (21295699).
104881445 is an equidigital number, since it uses as much as digits as its factorization.
104881445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53239.
The product of its (nonzero) digits is 20480, while the sum is 35.
The square root of 104881445 is about 10241.1642404563. The cubic root of 104881445 is about 471.5917736363.
The spelling of 104881445 in words is "one hundred four million, eight hundred eighty-one thousand, four hundred forty-five".
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