Base | Representation |
---|---|
bin | 100101010000111010… |
… | …111110110000001011 |
3 | 10211021112021200201221 |
4 | 211100322332300023 |
5 | 1123421130004311 |
6 | 30214215222511 |
7 | 2614354213051 |
oct | 452072766013 |
9 | 124245250657 |
10 | 40012344331 |
11 | 15a72a1a573 |
12 | 7908077a37 |
13 | 3a087b51bb |
14 | 1d180a21d1 |
15 | 1092b24671 |
hex | 950ebec0b |
40012344331 has 8 divisors (see below), whose sum is σ = 40671530784. Its totient is φ = 39353262720.
The previous prime is 40012344277. The next prime is 40012344341. The reversal of 40012344331 is 13344321004.
40012344331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 40012344331 - 211 = 40012342283 is a prime.
It is a super-2 number, since 2×400123443312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 40012344296 and 40012344305.
It is not an unprimeable number, because it can be changed into a prime (40012344341) 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, 1250130 + ... + 1281736.
It is an arithmetic number, because the mean of its divisors is an integer number (5083941348).
Almost surely, 240012344331 is an apocalyptic number.
40012344331 is a deficient number, since it is larger than the sum of its proper divisors (659186453).
40012344331 is a wasteful number, since it uses less digits than its factorization.
40012344331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52421.
The product of its (nonzero) digits is 3456, while the sum is 25.
Adding to 40012344331 its reverse (13344321004), we get a palindrome (53356665335).
The spelling of 40012344331 in words is "forty billion, twelve million, three hundred forty-four thousand, three hundred thirty-one".
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