Base | Representation |
---|---|
bin | 11000111010111101… |
… | …10110110111110110 |
3 | 1021112102221120001200 |
4 | 30131132312313312 |
5 | 204400124431410 |
6 | 10051345433330 |
7 | 652362062523 |
oct | 143536666766 |
9 | 37472846050 |
10 | 13379530230 |
11 | 574643a100 |
12 | 271493b846 |
13 | 1352bc70c1 |
14 | 90cd2214a |
15 | 5349203c0 |
hex | 31d7b6df6 |
13379530230 has 144 divisors (see below), whose sum is σ = 40486485312. Its totient is φ = 3052684800.
The previous prime is 13379530211. The next prime is 13379530237. The reversal of 13379530230 is 3203597331.
13379530230 is a `hidden beast` number, since 1 + 3 + 379 + 53 + 0 + 230 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13379530237) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 148995 + ... + 221265.
It is an arithmetic number, because the mean of its divisors is an integer number (281156148).
Almost surely, 213379530230 is an apocalyptic number.
13379530230 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 13379530230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20243242656).
13379530230 is an abundant number, since it is smaller than the sum of its proper divisors (27106955082).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13379530230 is a wasteful number, since it uses less digits than its factorization.
13379530230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 72323 (or 72309 counting only the distinct ones).
The product of its (nonzero) digits is 51030, while the sum is 36.
It can be divided in two parts, 133795 and 30230, that added together give a square (164025 = 4052).
The spelling of 13379530230 in words is "thirteen billion, three hundred seventy-nine million, five hundred thirty thousand, two hundred thirty".
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