Base | Representation |
---|---|
bin | 1100111011110001000… |
… | …10110001010100110100 |
3 | 1120111002021112220200110 |
4 | 12131320202301110310 |
5 | 24240114411343330 |
6 | 540053440143020 |
7 | 44051513530641 |
oct | 6357042612464 |
9 | 1514067486613 |
10 | 444404012340 |
11 | 16151a530062 |
12 | 72166007a70 |
13 | 32ba3c29c62 |
14 | 1771b610dc8 |
15 | b85ed5cdb0 |
hex | 67788b1534 |
444404012340 has 96 divisors (see below), whose sum is σ = 1366771230720. Its totient is φ = 107389155456.
The previous prime is 444404012329. The next prime is 444404012341. The reversal of 444404012340 is 43210404444.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a junction number, because it is equal to n+sod(n) for n = 444404012298 and 444404012307.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (444404012341) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8448304 + ... + 8500743.
It is an arithmetic number, because the mean of its divisors is an integer number (14237200320).
Almost surely, 2444404012340 is an apocalyptic number.
It is an amenable number.
444404012340 is an abundant number, since it is smaller than the sum of its proper divisors (922367218380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
444404012340 is a wasteful number, since it uses less digits than its factorization.
444404012340 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16949101 (or 16949099 counting only the distinct ones).
The product of its (nonzero) digits is 24576, while the sum is 30.
Adding to 444404012340 its reverse (43210404444), we get a palindrome (487614416784).
The spelling of 444404012340 in words is "four hundred forty-four billion, four hundred four million, twelve thousand, three hundred forty".
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