Base | Representation |
---|---|
bin | 101001000111000100… |
… | …110111111111111000 |
3 | 11012221100012201002201 |
4 | 221013010313333320 |
5 | 1210400341230430 |
6 | 32140103035544 |
7 | 3121611641002 |
oct | 510704677770 |
9 | 135840181081 |
10 | 44142133240 |
11 | 177a20a1057 |
12 | 867b13bbb4 |
13 | 421627a28a |
14 | 21ca75d372 |
15 | 12354858ca |
hex | a47137ff8 |
44142133240 has 16 divisors (see below), whose sum is σ = 99319799880. Its totient is φ = 17656853280.
The previous prime is 44142133237. The next prime is 44142133247. The reversal of 44142133240 is 4233124144.
It is a junction number, because it is equal to n+sod(n) for n = 44142133199 and 44142133208.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (44142133247) 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, 551776626 + ... + 551776705.
Almost surely, 244142133240 is an apocalyptic number.
44142133240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
44142133240 is an abundant number, since it is smaller than the sum of its proper divisors (55177666640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
44142133240 is a wasteful number, since it uses less digits than its factorization.
44142133240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1103553342 (or 1103553338 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 28.
Adding to 44142133240 its reverse (4233124144), we get a palindrome (48375257384).
The spelling of 44142133240 in words is "forty-four billion, one hundred forty-two million, one hundred thirty-three thousand, two hundred forty".
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