Base | Representation |
---|---|
bin | 10101111011010001… |
… | …010110100001001001 |
3 | 2020202202021102212022 |
4 | 111323101112201021 |
5 | 341204000421404 |
6 | 14452051454225 |
7 | 1462263023420 |
oct | 257321264111 |
9 | 66682242768 |
10 | 23542982729 |
11 | 9a91444422 |
12 | 46905b7375 |
13 | 22b2713616 |
14 | 11d4a722b7 |
15 | 92bd188be |
hex | 57b456849 |
23542982729 has 16 divisors (see below), whose sum is σ = 28517037696. Its totient is φ = 18973958400.
The previous prime is 23542982717. The next prime is 23542982737. The reversal of 23542982729 is 92728924532.
It is not a de Polignac number, because 23542982729 - 228 = 23274547273 is a prime.
It is not an unprimeable number, because it can be changed into a prime (23542982779) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24614 + ... + 218384.
It is an arithmetic number, because the mean of its divisors is an integer number (1782314856).
Almost surely, 223542982729 is an apocalyptic number.
It is an amenable number.
23542982729 is a deficient number, since it is larger than the sum of its proper divisors (4974054967).
23542982729 is a wasteful number, since it uses less digits than its factorization.
23542982729 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 194816.
The product of its digits is 4354560, while the sum is 53.
The spelling of 23542982729 in words is "twenty-three billion, five hundred forty-two million, nine hundred eighty-two thousand, seven hundred twenty-nine".
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