Base | Representation |
---|---|
bin | 1100101000010… |
… | …0101010001101 |
3 | 10200200021011100 |
4 | 3022010222031 |
5 | 102030102143 |
6 | 5131213313 |
7 | 1212153552 |
oct | 312045215 |
9 | 120607140 |
10 | 52972173 |
11 | 279a0861 |
12 | 158a7239 |
13 | ac891a7 |
14 | 706ca29 |
15 | 49b56d3 |
hex | 3284a8d |
52972173 has 12 divisors (see below), whose sum is σ = 78295360. Its totient is φ = 34493256.
The previous prime is 52972121. The next prime is 52972189. The reversal of 52972173 is 37127925.
It is not a de Polignac number, because 52972173 - 26 = 52972109 is a prime.
It is a super-2 number, since 2×529721732 = 5612102224683858, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52972103) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68053 + ... + 68826.
Almost surely, 252972173 is an apocalyptic number.
It is an amenable number.
52972173 is a deficient number, since it is larger than the sum of its proper divisors (25323187).
52972173 is a wasteful number, since it uses less digits than its factorization.
52972173 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 136928 (or 136925 counting only the distinct ones).
The product of its digits is 26460, while the sum is 36.
The square root of 52972173 is about 7278.1984721495. The cubic root of 52972173 is about 375.5628241879.
The spelling of 52972173 in words is "fifty-two million, nine hundred seventy-two thousand, one hundred seventy-three".
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