Base | Representation |
---|---|
bin | 11100111010001100… |
… | …011100110010011100 |
3 | 2222010022022221020220 |
4 | 130322030130302130 |
5 | 1002033011110434 |
6 | 22132102441340 |
7 | 2146141052301 |
oct | 347214346234 |
9 | 88108287226 |
10 | 31041113244 |
11 | 121899988a9 |
12 | 6023733250 |
13 | 2c08c9873b |
14 | 17068190a8 |
15 | c1a22bd49 |
hex | 73a31cc9c |
31041113244 has 12 divisors (see below), whose sum is σ = 72429264264. Its totient is φ = 10347037744.
The previous prime is 31041113239. The next prime is 31041113261. The reversal of 31041113244 is 44231114013.
It is a tau number, because it is divible by the number of its divisors (12).
It is a super-2 number, since 2×310411132442 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1293379707 + ... + 1293379730.
It is an arithmetic number, because the mean of its divisors is an integer number (6035772022).
Almost surely, 231041113244 is an apocalyptic number.
It is an amenable number.
31041113244 is an abundant number, since it is smaller than the sum of its proper divisors (41388151020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31041113244 is a wasteful number, since it uses less digits than its factorization.
31041113244 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2586759444 (or 2586759442 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 24.
Adding to 31041113244 its reverse (44231114013), we get a palindrome (75272227257).
The spelling of 31041113244 in words is "thirty-one billion, forty-one million, one hundred thirteen thousand, two hundred forty-four".
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