Base | Representation |
---|---|
bin | 1100011100011… |
… | …1101100000011 |
3 | 10122012221101201 |
4 | 3013013230003 |
5 | 101330320042 |
6 | 5102442031 |
7 | 1202451121 |
oct | 307075403 |
9 | 118187351 |
10 | 52198147 |
11 | 27512271 |
12 | 15593317 |
13 | aa77aa1 |
14 | 6d0a911 |
15 | 48b11b7 |
hex | 31c7b03 |
52198147 has 4 divisors (see below), whose sum is σ = 52233520. Its totient is φ = 52162776.
The previous prime is 52198117. The next prime is 52198183. The reversal of 52198147 is 74189125.
52198147 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 52198147 - 211 = 52196099 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (52198117) 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, 15372 + ... + 18457.
It is an arithmetic number, because the mean of its divisors is an integer number (13058380).
Almost surely, 252198147 is an apocalyptic number.
52198147 is a deficient number, since it is larger than the sum of its proper divisors (35373).
52198147 is a wasteful number, since it uses less digits than its factorization.
52198147 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35372.
The product of its digits is 20160, while the sum is 37.
The square root of 52198147 is about 7224.8285100755. The cubic root of 52198147 is about 373.7246082905.
It can be divided in two parts, 5219 and 8147, that added together give a triangular number (13366 = T163).
The spelling of 52198147 in words is "fifty-two million, one hundred ninety-eight thousand, one hundred forty-seven".
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