Base | Representation |
---|---|
bin | 11000010001011010… |
… | …11100100111011110 |
3 | 1020122011012002011100 |
4 | 30020231130213132 |
5 | 203141421031220 |
6 | 5553020133530 |
7 | 640630645521 |
oct | 141055344736 |
9 | 36564162140 |
10 | 13031033310 |
11 | 5587751219 |
12 | 26380972a6 |
13 | 12c89490c9 |
14 | 8b8926bb8 |
15 | 514031d90 |
hex | 308b5c9de |
13031033310 has 48 divisors (see below), whose sum is σ = 33942753936. Its totient is φ = 3468576384.
The previous prime is 13031033261. The next prime is 13031033329. The reversal of 13031033310 is 1333013031.
13031033310 is a `hidden beast` number, since 13 + 0 + 310 + 33 + 310 = 666.
It is a super-2 number, since 2×130310333102 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 83119 + ... + 181578.
It is an arithmetic number, because the mean of its divisors is an integer number (707140707).
Almost surely, 213031033310 is an apocalyptic number.
13031033310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13031033310 is an abundant number, since it is smaller than the sum of its proper divisors (20911720626).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13031033310 is a wasteful number, since it uses less digits than its factorization.
13031033310 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 265257 (or 265254 counting only the distinct ones).
The product of its (nonzero) digits is 243, while the sum is 18.
Adding to 13031033310 its reverse (1333013031), we get a palindrome (14364046341).
The spelling of 13031033310 in words is "thirteen billion, thirty-one million, thirty-three thousand, three hundred ten".
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