Base | Representation |
---|---|
bin | 100101010010000000… |
… | …000100100111111001 |
3 | 10211022210100212201002 |
4 | 211102000010213321 |
5 | 1123440244100223 |
6 | 30220103334345 |
7 | 2614664156501 |
oct | 452200044771 |
9 | 124283325632 |
10 | 40030456313 |
11 | 15a82170351 |
12 | 79121513b5 |
13 | 3a0c487153 |
14 | 1d1a658a01 |
15 | 1094500e28 |
hex | 9520049f9 |
40030456313 has 4 divisors (see below), whose sum is σ = 41006808948. Its totient is φ = 39054103680.
The previous prime is 40030456309. The next prime is 40030456409. The reversal of 40030456313 is 31365403004.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 823288249 + 39207168064 = 28693^2 + 198008^2 .
It is a cyclic number.
It is not a de Polignac number, because 40030456313 - 22 = 40030456309 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (40030426313) 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, 488176256 + ... + 488176337.
It is an arithmetic number, because the mean of its divisors is an integer number (10251702237).
Almost surely, 240030456313 is an apocalyptic number.
It is an amenable number.
40030456313 is a deficient number, since it is larger than the sum of its proper divisors (976352635).
40030456313 is an equidigital number, since it uses as much as digits as its factorization.
40030456313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 976352634.
The product of its (nonzero) digits is 12960, while the sum is 29.
Adding to 40030456313 its reverse (31365403004), we get a palindrome (71395859317).
The spelling of 40030456313 in words is "forty billion, thirty million, four hundred fifty-six thousand, three hundred thirteen".
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