Base | Representation |
---|---|
bin | 101111110111… |
… | …010000000001 |
3 | 212121110100102 |
4 | 233313100001 |
5 | 11203001243 |
6 | 1124532145 |
7 | 211435250 |
oct | 57672001 |
9 | 25543312 |
10 | 12547073 |
11 | 709a890 |
12 | 4251055 |
13 | 27a4006 |
14 | 1948797 |
15 | 117c9b8 |
hex | bf7401 |
12547073 has 16 divisors (see below), whose sum is σ = 15980544. Its totient is φ = 9566160.
The previous prime is 12547057. The next prime is 12547079. The reversal of 12547073 is 37074521.
12547073 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 12547073 - 24 = 12547057 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12547079) 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, 1886 + ... + 5352.
It is an arithmetic number, because the mean of its divisors is an integer number (998784).
Almost surely, 212547073 is an apocalyptic number.
It is an amenable number.
12547073 is a deficient number, since it is larger than the sum of its proper divisors (3433471).
12547073 is a wasteful number, since it uses less digits than its factorization.
12547073 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3532.
The product of its (nonzero) digits is 5880, while the sum is 29.
The square root of 12547073 is about 3542.1847777890. The cubic root of 12547073 is about 232.3704014313.
It can be divided in two parts, 12 and 547073, that multiplied together give a triangular number (6564876 = T3623).
The spelling of 12547073 in words is "twelve million, five hundred forty-seven thousand, seventy-three".
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