Base | Representation |
---|---|
bin | 100111110100001101… |
… | …000101001111100011 |
3 | 11002100110000020010120 |
4 | 213310031011033203 |
5 | 1200023423310330 |
6 | 31350114531323 |
7 | 3042300045345 |
oct | 476415051743 |
9 | 132313006116 |
10 | 42751775715 |
11 | 17149298950 |
12 | 8351596b43 |
13 | 40541c670c |
14 | 20d7c3b295 |
15 | 11a3397c10 |
hex | 9f43453e3 |
42751775715 has 32 divisors (see below), whose sum is σ = 74759369472. Its totient is φ = 20689776000.
The previous prime is 42751775713. The next prime is 42751775747. The reversal of 42751775715 is 51757715724.
It is a happy number.
It is not a de Polignac number, because 42751775715 - 21 = 42751775713 is a prime.
It is a super-2 number, since 2×427517757152 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (42751775713) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 150201 + ... + 328730.
It is an arithmetic number, because the mean of its divisors is an integer number (2336230296).
Almost surely, 242751775715 is an apocalyptic number.
42751775715 is a deficient number, since it is larger than the sum of its proper divisors (32007593757).
42751775715 is a wasteful number, since it uses less digits than its factorization.
42751775715 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 479491.
The product of its digits is 2401000, while the sum is 51.
The spelling of 42751775715 in words is "forty-two billion, seven hundred fifty-one million, seven hundred seventy-five thousand, seven hundred fifteen".
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