Base | Representation |
---|---|
bin | 11000001110000111… |
… | …01100110001100110 |
3 | 1020120020000200222200 |
4 | 30013003230301212 |
5 | 203112321442410 |
6 | 5550150035330 |
7 | 640143221166 |
oct | 140703546146 |
9 | 36506020880 |
10 | 13003312230 |
11 | 5573037a37 |
12 | 262a948b46 |
13 | 12c2c914bc |
14 | 8b4d8c5a6 |
15 | 5118a83c0 |
hex | 3070ecc66 |
13003312230 has 96 divisors (see below), whose sum is σ = 34639038720. Its totient is φ = 3382585920.
The previous prime is 13003312193. The next prime is 13003312241. The reversal of 13003312230 is 3221330031.
13003312230 is a `hidden beast` number, since 1 + 300 + 331 + 2 + 2 + 30 = 666.
It is a super-2 number, since 2×130033122302 (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 47 ways as a sum of consecutive naturals, for example, 3988341 + ... + 3991599.
It is an arithmetic number, because the mean of its divisors is an integer number (360823320).
Almost surely, 213003312230 is an apocalyptic number.
13003312230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 13003312230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17319519360).
13003312230 is an abundant number, since it is smaller than the sum of its proper divisors (21635726490).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13003312230 is a wasteful number, since it uses less digits than its factorization.
13003312230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4346 (or 4343 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 18.
Adding to 13003312230 its reverse (3221330031), we get a palindrome (16224642261).
The spelling of 13003312230 in words is "thirteen billion, three million, three hundred twelve thousand, two hundred thirty".
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