Base | Representation |
---|---|
bin | 100101111011110011… |
… | …001010100111001001 |
3 | 10220010122220120012121 |
4 | 211323303022213021 |
5 | 1131404304403131 |
6 | 30413434011241 |
7 | 2641240605502 |
oct | 457363124711 |
9 | 126118816177 |
10 | 40731716041 |
11 | 16301aa0145 |
12 | 7a88b76b21 |
13 | 3ac1847a33 |
14 | 1d8583dba9 |
15 | 10d5d71911 |
hex | 97bcca9c9 |
40731716041 has 3 divisors (see below), whose sum is σ = 40731917863. Its totient is φ = 40731514220.
The previous prime is 40731715991. The next prime is 40731716093. The reversal of 40731716041 is 14061713704.
The square root of 40731716041 is 201821.
It is a perfect power (a square), and thus also a powerful number.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It can be written as a sum of positive squares in only one way, i.e., 12150432441 + 28581283600 = 110229^2 + 169060^2 .
It is not a de Polignac number, because 40731716041 - 29 = 40731715529 is a prime.
It is a super-3 number, since 3×407317160413 (a number of 33 digits) contains 333 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 40731715988 and 40731716006.
It is not an unprimeable number, because it can be changed into a prime (40731714041) by changing a digit.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 100911 + ... + 302731.
Almost surely, 240731716041 is an apocalyptic number.
40731716041 is the 201821-st square number.
40731716041 is the 100911-st centered octagonal number.
It is an amenable number.
40731716041 is a deficient number, since it is larger than the sum of its proper divisors (201822).
40731716041 is an frugal number, since it uses more digits than its factorization.
40731716041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 403642 (or 201821 counting only the distinct ones).
The product of its (nonzero) digits is 14112, while the sum is 34.
The spelling of 40731716041 in words is "forty billion, seven hundred thirty-one million, seven hundred sixteen thousand, forty-one".
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