Base | Representation |
---|---|
bin | 10011011111111011111011… |
… | …00001111101110001101001 |
3 | 12121211011120211100102022102 |
4 | 21233331331201331301221 |
5 | 21110011202212244003 |
6 | 231110122115503145 |
7 | 12013613521132565 |
oct | 1157757541756151 |
9 | 177734524312272 |
10 | 42878764571753 |
11 | 12731866832150 |
12 | 49862375b7ab5 |
13 | 1ac05b0c93176 |
14 | a834b3d566a5 |
15 | 4e5595cc2588 |
hex | 26ff7d87dc69 |
42878764571753 has 4 divisors (see below), whose sum is σ = 46776834078288. Its totient is φ = 38980695065220.
The previous prime is 42878764571723. The next prime is 42878764571761. The reversal of 42878764571753 is 35717546787824.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 42878764571753 - 28 = 42878764571497 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (42878764571723) 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, 1949034753251 + ... + 1949034753272.
It is an arithmetic number, because the mean of its divisors is an integer number (11694208519572).
Almost surely, 242878764571753 is an apocalyptic number.
It is an amenable number.
42878764571753 is a deficient number, since it is larger than the sum of its proper divisors (3898069506535).
42878764571753 is a wasteful number, since it uses less digits than its factorization.
42878764571753 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3898069506534.
The product of its digits is 2212761600, while the sum is 74.
The spelling of 42878764571753 in words is "forty-two trillion, eight hundred seventy-eight billion, seven hundred sixty-four million, five hundred seventy-one thousand, seven hundred fifty-three".
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