Base | Representation |
---|---|
bin | 101000001111110… |
… | …100110011011001 |
3 | 1202001120121010210 |
4 | 220033310303121 |
5 | 2340330041311 |
6 | 151000401333 |
7 | 22506264141 |
oct | 5017646331 |
9 | 1661517123 |
10 | 675237081 |
11 | 317176682 |
12 | 16a176249 |
13 | a9b7c08c |
14 | 6596d921 |
15 | 3e4303a6 |
hex | 283f4cd9 |
675237081 has 4 divisors (see below), whose sum is σ = 900316112. Its totient is φ = 450158052.
The previous prime is 675237047. The next prime is 675237097. The reversal of 675237081 is 180732576.
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 not a de Polignac number, because 675237081 - 214 = 675220697 is a prime.
It is a super-2 number, since 2×6752370812 = 911890231114801122, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (675237001) 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, 112539511 + ... + 112539516.
It is an arithmetic number, because the mean of its divisors is an integer number (225079028).
Almost surely, 2675237081 is an apocalyptic number.
It is an amenable number.
675237081 is a deficient number, since it is larger than the sum of its proper divisors (225079031).
675237081 is a wasteful number, since it uses less digits than its factorization.
675237081 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 225079030.
The product of its (nonzero) digits is 70560, while the sum is 39.
The square root of 675237081 is about 25985.3243389418. The cubic root of 675237081 is about 877.3080100422.
The spelling of 675237081 in words is "six hundred seventy-five million, two hundred thirty-seven thousand, eighty-one".
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