Base | Representation |
---|---|
bin | 111100100010011… |
… | …0101100010111000 |
3 | 12020120021021212221 |
4 | 1321010311202320 |
5 | 13130003423112 |
6 | 533322013424 |
7 | 101223600412 |
oct | 17104654270 |
9 | 5216237787 |
10 | 2031311032 |
11 | 952693053 |
12 | 488347274 |
13 | 264abacba |
14 | 153ac99b2 |
15 | bd4e9e07 |
hex | 791358b8 |
2031311032 has 40 divisors (see below), whose sum is σ = 3955721400. Its totient is φ = 977901344.
The previous prime is 2031311027. The next prime is 2031311039. The reversal of 2031311032 is 2301131302.
It is a junction number, because it is equal to n+sod(n) for n = 2031310997 and 2031311015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2031311039) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 5658069 + ... + 5658427.
It is an arithmetic number, because the mean of its divisors is an integer number (98893035).
Almost surely, 22031311032 is an apocalyptic number.
It is an amenable number.
2031311032 is a deficient number, since it is larger than the sum of its proper divisors (1924410368).
2031311032 is an frugal number, since it uses more digits than its factorization.
2031311032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 481 (or 390 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 16.
The square root of 2031311032 is about 45070.0680274614. The cubic root of 2031311032 is about 1266.4619387804.
Adding to 2031311032 its reverse (2301131302), we get a palindrome (4332442334).
The spelling of 2031311032 in words is "two billion, thirty-one million, three hundred eleven thousand, thirty-two".
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