Base | Representation |
---|---|
bin | 110001111000… |
… | …000000110000 |
3 | 220121020211000 |
4 | 301320000300 |
5 | 11321340410 |
6 | 1144122000 |
7 | 216063006 |
oct | 61700060 |
9 | 26536730 |
10 | 13074480 |
11 | 7420061 |
12 | 4466300 |
13 | 292a0a3 |
14 | 1a44a76 |
15 | 1233dc0 |
hex | c78030 |
13074480 has 80 divisors (see below), whose sum is σ = 45041760. Its totient is φ = 3485952.
The previous prime is 13074469. The next prime is 13074487. The reversal of 13074480 is 8447031.
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 (27).
It is a zygodrome in base 2.
It is not an unprimeable number, because it can be changed into a prime (13074487) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 867 + ... + 5186.
It is an arithmetic number, because the mean of its divisors is an integer number (563022).
Almost surely, 213074480 is an apocalyptic number.
13074480 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 13074480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22520880).
13074480 is an abundant number, since it is smaller than the sum of its proper divisors (31967280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13074480 is a wasteful number, since it uses less digits than its factorization.
13074480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6075 (or 6063 counting only the distinct ones).
The product of its (nonzero) digits is 2688, while the sum is 27.
The square root of 13074480 is about 3615.8650417293. The cubic root of 13074480 is about 235.5816585658.
The spelling of 13074480 in words is "thirteen million, seventy-four thousand, four hundred eighty".
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