Base | Representation |
---|---|
bin | 10011111000101011110001 |
3 | 100210211202212 |
4 | 103320223301 |
5 | 2313303123 |
6 | 303421505 |
7 | 62210666 |
oct | 23705361 |
9 | 10724685 |
10 | 5212913 |
11 | 2a405a2 |
12 | 18b4895 |
13 | 1106984 |
14 | 999a6d |
15 | 6ce878 |
hex | 4f8af1 |
5212913 has 4 divisors (see below), whose sum is σ = 5264628. Its totient is φ = 5161200.
The previous prime is 5212901. The next prime is 5212937. The reversal of 5212913 is 3192125.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 3717184 + 1495729 = 1928^2 + 1223^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-5212913 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (5212943) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25706 + ... + 25907.
It is an arithmetic number, because the mean of its divisors is an integer number (1316157).
Almost surely, 25212913 is an apocalyptic number.
It is an amenable number.
5212913 is a deficient number, since it is larger than the sum of its proper divisors (51715).
5212913 is a wasteful number, since it uses less digits than its factorization.
5212913 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 51714.
The product of its digits is 540, while the sum is 23.
The square root of 5212913 is about 2283.1804571693. The cubic root of 5212913 is about 173.3911095201.
The spelling of 5212913 in words is "five million, two hundred twelve thousand, nine hundred thirteen".
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