Base | Representation |
---|---|
bin | 10011100010110110111001… |
… | …00011010001110000111111 |
3 | 12122011202200101001212021220 |
4 | 21301123130203101300333 |
5 | 21113132241101432403 |
6 | 231224202401524423 |
7 | 12024066141524043 |
oct | 1161333443216077 |
9 | 178152611055256 |
10 | 42979142999103 |
11 | 12770396839323 |
12 | 49a1790043713 |
13 | 1ac9bb9cccccc |
14 | a882b7364023 |
15 | 4e7ebd35d953 |
hex | 2716dc8d1c3f |
42979142999103 has 64 divisors (see below), whose sum is σ = 60243655680000. Its totient is φ = 27223176314880.
The previous prime is 42979142999063. The next prime is 42979142999119. The reversal of 42979142999103 is 30199924197924.
It is a Cunningham number, because it is equal to 65558482-1.
It is not a de Polignac number, because 42979142999103 - 221 = 42979140901951 is a prime.
It is a Smith number, since the sum of its digits (69) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42979142999173) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 675220623 + ... + 675284271.
It is an arithmetic number, because the mean of its divisors is an integer number (941307120000).
Almost surely, 242979142999103 is an apocalyptic number.
42979142999103 is a deficient number, since it is larger than the sum of its proper divisors (17264512680897).
42979142999103 is a wasteful number, since it uses less digits than its factorization.
42979142999103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 64392.
The product of its (nonzero) digits is 79361856, while the sum is 69.
The spelling of 42979142999103 in words is "forty-two trillion, nine hundred seventy-nine billion, one hundred forty-two million, nine hundred ninety-nine thousand, one hundred three".
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