Base | Representation |
---|---|
bin | 100110001100… |
… | …101101010000 |
3 | 200211201222010 |
4 | 212030231100 |
5 | 10030413040 |
6 | 554342520 |
7 | 151053636 |
oct | 46145520 |
9 | 20751863 |
10 | 10013520 |
11 | 571a340 |
12 | 342aa40 |
13 | 20c7a7a |
14 | 1489356 |
15 | d2be80 |
hex | 98cb50 |
10013520 has 80 divisors (see below), whose sum is σ = 33872832. Its totient is φ = 2426880.
The previous prime is 10013519. The next prime is 10013537. The reversal of 10013520 is 2531001.
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a junction number, because it is equal to n+sod(n) for n = 10013496 and 10013505.
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, 744 + ... + 4536.
Almost surely, 210013520 is an apocalyptic number.
10013520 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 10013520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16936416).
10013520 is an abundant number, since it is smaller than the sum of its proper divisors (23859312).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10013520 is a wasteful number, since it uses less digits than its factorization.
10013520 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3820 (or 3814 counting only the distinct ones).
The product of its (nonzero) digits is 30, while the sum is 12.
The square root of 10013520 is about 3164.4146378122. The cubic root of 10013520 is about 215.5405184694.
Adding to 10013520 its reverse (2531001), we get a palindrome (12544521).
The spelling of 10013520 in words is "ten million, thirteen thousand, five hundred twenty".
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