Base | Representation |
---|---|
bin | 101010100010101… |
… | …010110000001001 |
3 | 1211202000021222111 |
4 | 222202222300021 |
5 | 2430203343311 |
6 | 154453422321 |
7 | 23454420430 |
oct | 5242526011 |
9 | 1752007874 |
10 | 713731081 |
11 | 3369787a8 |
12 | 17b03a9a1 |
13 | b4b392ab |
14 | 6ab10117 |
15 | 429d5d21 |
hex | 2a8aac09 |
713731081 has 8 divisors (see below), whose sum is σ = 815917824. Its totient is φ = 611600640.
The previous prime is 713731079. The next prime is 713731091. The reversal of 713731081 is 180137317.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 713731081 - 21 = 713731079 is a prime.
It is a super-2 number, since 2×7137310812 = 1018824111970857122, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (713731091) 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, 17961 + ... + 41833.
It is an arithmetic number, because the mean of its divisors is an integer number (101989728).
Almost surely, 2713731081 is an apocalyptic number.
It is an amenable number.
713731081 is a deficient number, since it is larger than the sum of its proper divisors (102186743).
713731081 is a wasteful number, since it uses less digits than its factorization.
713731081 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28151.
The product of its (nonzero) digits is 3528, while the sum is 31.
The square root of 713731081 is about 26715.7459375553. The cubic root of 713731081 is about 893.6721071471.
Adding to 713731081 its reverse (180137317), we get a palindrome (893868398).
The spelling of 713731081 in words is "seven hundred thirteen million, seven hundred thirty-one thousand, eighty-one".
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