Base | Representation |
---|---|
bin | 11000111101110010… |
… | …10001001100011000 |
3 | 1021121002112200101222 |
4 | 30132321101030120 |
5 | 204422211343000 |
6 | 10053553431212 |
7 | 653100404135 |
oct | 143671211430 |
9 | 37532480358 |
10 | 13403231000 |
11 | 5758857915 |
12 | 272086b508 |
13 | 1357aa4b23 |
14 | 91213158c |
15 | 536a52a85 |
hex | 31ee51318 |
13403231000 has 64 divisors (see below), whose sum is σ = 31537265760. Its totient is φ = 5331600000.
The previous prime is 13403230999. The next prime is 13403231027. The reversal of 13403231000 is 13230431.
It is a happy number.
It is a super-2 number, since 2×134032310002 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 13403231000.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143975 + ... + 218025.
Almost surely, 213403231000 is an apocalyptic number.
13403231000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13403231000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15768632880).
13403231000 is an abundant number, since it is smaller than the sum of its proper divisors (18134034760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13403231000 is a wasteful number, since it uses less digits than its factorization.
13403231000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 74253 (or 74239 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 17.
Adding to 13403231000 its reverse (13230431), we get a palindrome (13416461431).
The spelling of 13403231000 in words is "thirteen billion, four hundred three million, two hundred thirty-one thousand".
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