Base | Representation |
---|---|
bin | 101111101101000100… |
… | …1011000110111011100 |
3 | 100210102111201121211010 |
4 | 1133122021120313130 |
5 | 3134301200021134 |
6 | 115021233255220 |
7 | 10254442561026 |
oct | 1373211306734 |
9 | 323374647733 |
10 | 102444142044 |
11 | 3a4a0058202 |
12 | 17a30404510 |
13 | 9877cb233a |
14 | 4d5b8d1016 |
15 | 29e8acece9 |
hex | 17da258ddc |
102444142044 has 24 divisors (see below), whose sum is σ = 244595317120. Its totient is φ = 33353906544.
The previous prime is 102444142043. The next prime is 102444142049. The reversal of 102444142044 is 440241444201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102444142043) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99267064 + ... + 99268095.
Almost surely, 2102444142044 is an apocalyptic number.
It is an amenable number.
102444142044 is an abundant number, since it is smaller than the sum of its proper divisors (142151175076).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102444142044 is a wasteful number, since it uses less digits than its factorization.
102444142044 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 198535209 (or 198535207 counting only the distinct ones).
The product of its (nonzero) digits is 16384, while the sum is 30.
Adding to 102444142044 its reverse (440241444201), we get a palindrome (542685586245).
The spelling of 102444142044 in words is "one hundred two billion, four hundred forty-four million, one hundred forty-two thousand, forty-four".
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