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52548028 = 221373109127
BaseRepresentation
bin1100100001110…
…1000110111100
310122212201100021
43020131012330
5101423014103
65114141524
71205436151
oct310350674
9118781307
1052548028
1127731125
12157218a4
13ab6b110
146d9c228
15492ebbd
hex321d1bc

52548028 has 48 divisors (see below), whose sum is σ = 102108160. Its totient is φ = 23514624.

The previous prime is 52548017. The next prime is 52548061. The reversal of 52548028 is 82084525.

52548028 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×525480282 = 5522590493377568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 52547984 and 52548002.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 413701 + ... + 413827.

Almost surely, 252548028 is an apocalyptic number.

It is an amenable number.

52548028 is a deficient number, since it is larger than the sum of its proper divisors (49560132).

52548028 is a wasteful number, since it uses less digits than its factorization.

52548028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326 (or 324 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 34.

The square root of 52548028 is about 7249.0018623256. The cubic root of 52548028 is about 374.5577672782.

The spelling of 52548028 in words is "fifty-two million, five hundred forty-eight thousand, twenty-eight".

Divisors: 1 2 4 13 26 52 73 109 127 146 218 254 292 436 508 949 1417 1651 1898 2834 3302 3796 5668 6604 7957 9271 13843 15914 18542 27686 31828 37084 55372 103441 120523 179959 206882 241046 359918 413764 482092 719836 1010539 2021078 4042156 13137007 26274014 52548028