Base | Representation |
---|---|
bin | 111100110100000… |
… | …0010010000010011 |
3 | 12021012122002002100 |
4 | 1321220002100103 |
5 | 13134334210011 |
6 | 534251451443 |
7 | 101365200522 |
oct | 17150022023 |
9 | 5235562070 |
10 | 2040538131 |
11 | 957915555 |
12 | 48b456b83 |
13 | 26699bb18 |
14 | 15500c4b9 |
15 | be21dd56 |
hex | 79a02413 |
2040538131 has 24 divisors (see below), whose sum is σ = 3002714624. Its totient is φ = 1335003120.
The previous prime is 2040538063. The next prime is 2040538133. The reversal of 2040538131 is 1318350402.
It is a happy number.
It is not a de Polignac number, because 2040538131 - 29 = 2040537619 is a prime.
It is a super-2 number, since 2×20405381312 = 8327591728129946322, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2040538095 and 2040538104.
It is not an unprimeable number, because it can be changed into a prime (2040538133) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 157170 + ... + 169656.
Almost surely, 22040538131 is an apocalyptic number.
2040538131 is a deficient number, since it is larger than the sum of its proper divisors (962176493).
2040538131 is a wasteful number, since it uses less digits than its factorization.
2040538131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12831 (or 12828 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 27.
The square root of 2040538131 is about 45172.3159800336. The cubic root of 2040538131 is about 1268.3766497021.
Adding to 2040538131 its reverse (1318350402), we get a palindrome (3358888533).
The spelling of 2040538131 in words is "two billion, forty million, five hundred thirty-eight thousand, one hundred thirty-one".
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