Base | Representation |
---|---|
bin | 11100111001101001… |
… | …101011111000001010 |
3 | 2222002200011221020201 |
4 | 130321221223320022 |
5 | 1002023143000020 |
6 | 22131135242414 |
7 | 2146000435144 |
oct | 347151537012 |
9 | 88080157221 |
10 | 31032000010 |
11 | 12184833a00 |
12 | 602067940a |
13 | 2c071276ab |
14 | 1705525c94 |
15 | c1952ba0a |
hex | 739a6be0a |
31032000010 has 48 divisors (see below), whose sum is σ = 61594105608. Its totient is φ = 11248174080.
The previous prime is 31031999987. The next prime is 31032000019. The reversal of 31032000010 is 1000023013.
It can be written as a sum of positive squares in 4 ways, for example, as 19691666929 + 11340333081 = 140327^2 + 106491^2 .
It is a Harshad number since it is a multiple of its sum of digits (10).
It is not an unprimeable number, because it can be changed into a prime (31032000019) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 337762 + ... + 419698.
Almost surely, 231032000010 is an apocalyptic number.
31032000010 is a deficient number, since it is larger than the sum of its proper divisors (30562105598).
31032000010 is a wasteful number, since it uses less digits than its factorization.
31032000010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 82279 (or 82268 counting only the distinct ones).
The product of its (nonzero) digits is 18, while the sum is 10.
Adding to 31032000010 its reverse (1000023013), we get a palindrome (32032023023).
The spelling of 31032000010 in words is "thirty-one billion, thirty-two million, ten", and thus it is an aban number and an uban number.
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