Base | Representation |
---|---|
bin | 1100011111111… |
… | …0100111110011 |
3 | 10122122101001100 |
4 | 3013332213303 |
5 | 101410020110 |
6 | 5111335443 |
7 | 1204406121 |
oct | 307764763 |
9 | 118571040 |
10 | 52423155 |
11 | 27656324 |
12 | 15681583 |
13 | ab26325 |
14 | 6d68911 |
15 | 4907bc0 |
hex | 31fe9f3 |
52423155 has 72 divisors (see below), whose sum is σ = 100573200. Its totient is φ = 25224192.
The previous prime is 52423127. The next prime is 52423157. The reversal of 52423155 is 55132425.
It is a happy number.
It is not a de Polignac number, because 52423155 - 27 = 52423027 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52423157) by changing a digit.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 377076 + ... + 377214.
It is an arithmetic number, because the mean of its divisors is an integer number (1396850).
Almost surely, 252423155 is an apocalyptic number.
52423155 is a deficient number, since it is larger than the sum of its proper divisors (48150045).
52423155 is a wasteful number, since it uses less digits than its factorization.
52423155 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 213 (or 193 counting only the distinct ones).
The product of its digits is 6000, while the sum is 27.
The square root of 52423155 is about 7240.3836224333. The cubic root of 52423155 is about 374.2608373267.
The spelling of 52423155 in words is "fifty-two million, four hundred twenty-three thousand, one hundred fifty-five".
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