Base | Representation |
---|---|
bin | 11001001001100101… |
… | …01100101101100000 |
3 | 1021211222201101221110 |
4 | 30210302230231200 |
5 | 210123024001000 |
6 | 10111450223320 |
7 | 655411365642 |
oct | 144462545540 |
9 | 37758641843 |
10 | 13502172000 |
11 | 57a9695739 |
12 | 2749a24b40 |
13 | 13724375b5 |
14 | 921328892 |
15 | 540598850 |
hex | 324cacb60 |
13502172000 has 384 divisors, whose sum is σ = 45830873088. Its totient is φ = 3472896000.
The previous prime is 13502171983. The next prime is 13502172041. The reversal of 13502172000 is 27120531.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 70691905 + ... + 70692095.
It is an arithmetic number, because the mean of its divisors is an integer number (119351232).
Almost surely, 213502172000 is an apocalyptic number.
13502172000 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 13502172000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22915436544).
13502172000 is an abundant number, since it is smaller than the sum of its proper divisors (32328701088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13502172000 is a wasteful number, since it uses less digits than its factorization.
13502172000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 399 (or 381 counting only the distinct ones).
The product of its (nonzero) digits is 420, while the sum is 21.
Adding to 13502172000 its reverse (27120531), we get a palindrome (13529292531).
The spelling of 13502172000 in words is "thirteen billion, five hundred two million, one hundred seventy-two thousand".
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