Base | Representation |
---|---|
bin | 101000000100010… |
… | …1001100000011100 |
3 | 10110200210212001200 |
4 | 1100020221200130 |
5 | 10223134210234 |
6 | 341224035500 |
7 | 45213406050 |
oct | 12010514034 |
9 | 3420725050 |
10 | 1344444444 |
11 | 62a9a4012 |
12 | 316302b90 |
13 | 1856c9775 |
14 | ca7adc60 |
15 | 7d06dd99 |
hex | 5022981c |
1344444444 has 72 divisors (see below), whose sum is σ = 3924062688. Its totient is φ = 380160000.
The previous prime is 1344444443. The next prime is 1344444463. The reversal of 1344444444 is 4444444431.
1344444444 is a `hidden beast` number, since 134 + 44 + 44 + 444 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a nude number because it is divisible by every one of its digits.
1344444444 is a modest number, since divided by 44444 gives 13444 as remainder.
It is a plaindrome in base 10.
It is a junction number, because it is equal to n+sod(n) for n = 1344444399 and 1344444408.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1344444443) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3057 + ... + 51944.
Almost surely, 21344444444 is an apocalyptic number.
1344444444 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1344444444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1962031344).
1344444444 is an abundant number, since it is smaller than the sum of its proper divisors (2579618244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1344444444 is a wasteful number, since it uses less digits than its factorization.
1344444444 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55115 (or 55110 counting only the distinct ones).
The product of its digits is 196608, while the sum is 36.
The square root of 1344444444 is about 36666.6666606061. Note that the first 5 decimals coincide. The cubic root of 1344444444 is about 1103.6913027112.
Adding to 1344444444 its reverse (4444444431), we get a palindrome (5788888875).
The spelling of 1344444444 in words is "one billion, three hundred forty-four million, four hundred forty-four thousand, four hundred forty-four".
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