Base | Representation |
---|---|
bin | 1100011011101… |
… | …0100110000011 |
3 | 10122010012211100 |
4 | 3012322212003 |
5 | 101322111030 |
6 | 5101345443 |
7 | 1202135553 |
oct | 306724603 |
9 | 118105740 |
10 | 52144515 |
11 | 27485a45 |
12 | 15568283 |
13 | aa59557 |
14 | 6cd5163 |
15 | 48a0360 |
hex | 31ba983 |
52144515 has 24 divisors (see below), whose sum is σ = 90951120. Its totient is φ = 27635904.
The previous prime is 52144513. The next prime is 52144517. The reversal of 52144515 is 51544125.
52144515 is a `hidden beast` number, since 5 + 2 + 144 + 515 = 666.
52144515 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (52144513) and next prime (52144517).
It is not a de Polignac number, because 52144515 - 21 = 52144513 is a prime.
It is not an unprimeable number, because it can be changed into a prime (52144513) 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 23 ways as a sum of consecutive naturals, for example, 3781 + ... + 10889.
It is an arithmetic number, because the mean of its divisors is an integer number (3789630).
Almost surely, 252144515 is an apocalyptic number.
52144515 is a deficient number, since it is larger than the sum of its proper divisors (38806605).
52144515 is a wasteful number, since it uses less digits than its factorization.
52144515 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7283 (or 7280 counting only the distinct ones).
The product of its digits is 4000, while the sum is 27.
The square root of 52144515 is about 7221.1159109933. The cubic root of 52144515 is about 373.5965675586.
The spelling of 52144515 in words is "fifty-two million, one hundred forty-four thousand, five hundred fifteen".
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