Base | Representation |
---|---|
bin | 1100011011101… |
… | …0101110100101 |
3 | 10122010020120120 |
4 | 3012322232211 |
5 | 101322120221 |
6 | 5101352153 |
7 | 1202140263 |
oct | 306725645 |
9 | 118106516 |
10 | 52145061 |
11 | 274863a1 |
12 | 15568659 |
13 | aa59887 |
14 | 6cd5433 |
15 | 48a05c6 |
hex | 31baba5 |
52145061 has 8 divisors (see below), whose sum is σ = 69707040. Its totient is φ = 34673232.
The previous prime is 52145053. The next prime is 52145129. The reversal of 52145061 is 16054125.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 52145061 - 23 = 52145053 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52145461) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21175 + ... + 23508.
It is an arithmetic number, because the mean of its divisors is an integer number (8713380).
Almost surely, 252145061 is an apocalyptic number.
It is an amenable number.
52145061 is a deficient number, since it is larger than the sum of its proper divisors (17561979).
52145061 is a wasteful number, since it uses less digits than its factorization.
52145061 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45075.
The product of its (nonzero) digits is 1200, while the sum is 24.
The square root of 52145061 is about 7221.1537166854. The cubic root of 52145061 is about 373.5978715182.
Adding to 52145061 its reverse (16054125), we get a palindrome (68199186).
The spelling of 52145061 in words is "fifty-two million, one hundred forty-five thousand, sixty-one".
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