Base | Representation |
---|---|
bin | 11010011101101… |
… | …111010001001001 |
3 | 1010221110201011102 |
4 | 122131233101021 |
5 | 1402131102101 |
6 | 112020311145 |
7 | 14000652362 |
oct | 3235572111 |
9 | 1127421142 |
10 | 444003401 |
11 | 2086a0366 |
12 | 1048424b5 |
13 | 70caa40a |
14 | 42d7ab69 |
15 | 28ea686b |
hex | 1a76f449 |
444003401 has 4 divisors (see below), whose sum is σ = 446662272. Its totient is φ = 441344532.
The previous prime is 444003397. The next prime is 444003479. The reversal of 444003401 is 104300444.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 444003401 - 22 = 444003397 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (444003491) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1329185 + ... + 1329518.
It is an arithmetic number, because the mean of its divisors is an integer number (111665568).
Almost surely, 2444003401 is an apocalyptic number.
It is an amenable number.
444003401 is a deficient number, since it is larger than the sum of its proper divisors (2658871).
444003401 is a wasteful number, since it uses less digits than its factorization.
444003401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2658870.
The product of its (nonzero) digits is 768, while the sum is 20.
The square root of 444003401 is about 21071.3882077095. The cubic root of 444003401 is about 762.8903104657.
Adding to 444003401 its reverse (104300444), we get a palindrome (548303845).
The spelling of 444003401 in words is "four hundred forty-four million, three thousand, four hundred one".
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