Base | Representation |
---|---|
bin | 100111100110111100… |
… | …110111010111010001 |
3 | 11001202221121102110121 |
4 | 213212330313113101 |
5 | 1144100012431003 |
6 | 31312053030241 |
7 | 3033630053221 |
oct | 474674672721 |
9 | 131687542417 |
10 | 42529420753 |
11 | 17044827316 |
12 | 82ab025381 |
13 | 401a113131 |
14 | 20b64ba081 |
15 | 118dac4cbd |
hex | 9e6f375d1 |
42529420753 has 8 divisors (see below), whose sum is σ = 43355049768. Its totient is φ = 41704650624.
The previous prime is 42529420741. The next prime is 42529420841. The reversal of 42529420753 is 35702492524.
It can be written as a sum of positive squares in 4 ways, for example, as 10038637249 + 32490783504 = 100193^2 + 180252^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-42529420753 is a prime.
It is a super-3 number, since 3×425294207533 (a number of 33 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (42529420723) 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, 114276 + ... + 313237.
It is an arithmetic number, because the mean of its divisors is an integer number (5419381221).
Almost surely, 242529420753 is an apocalyptic number.
It is an amenable number.
42529420753 is a deficient number, since it is larger than the sum of its proper divisors (825629015).
42529420753 is a wasteful number, since it uses less digits than its factorization.
42529420753 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 429443.
The product of its (nonzero) digits is 604800, while the sum is 43.
The spelling of 42529420753 in words is "forty-two billion, five hundred twenty-nine million, four hundred twenty thousand, seven hundred fifty-three".
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