Base | Representation |
---|---|
bin | 11101001001110011… |
… | …100110000100101100 |
3 | 2222210120011211210111 |
4 | 131021303212010230 |
5 | 1003102034030012 |
6 | 22214100345404 |
7 | 2155501251160 |
oct | 351163460454 |
9 | 88716154714 |
10 | 31303033132 |
11 | 12303823118 |
12 | 60973a5264 |
13 | 2c4b322817 |
14 | 172d518ca0 |
15 | c33217ba7 |
hex | 749ce612c |
31303033132 has 24 divisors (see below), whose sum is σ = 62611992576. Its totient is φ = 13414315728.
The previous prime is 31303033123. The next prime is 31303033171. The reversal of 31303033132 is 23133030313.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 286323 + ... + 380245.
It is an arithmetic number, because the mean of its divisors is an integer number (2608833024).
Almost surely, 231303033132 is an apocalyptic number.
It is an amenable number.
31303033132 is an abundant number, since it is smaller than the sum of its proper divisors (31308959444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31303033132 is a wasteful number, since it uses less digits than its factorization.
31303033132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 105837 (or 105835 counting only the distinct ones).
The product of its (nonzero) digits is 1458, while the sum is 22.
Adding to 31303033132 its reverse (23133030313), we get a palindrome (54436063445).
The spelling of 31303033132 in words is "thirty-one billion, three hundred three million, thirty-three thousand, one hundred thirty-two".
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