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52127488 = 287191531
BaseRepresentation
bin1100011011011…
…0011100000000
310122002100110201
43012312130000
5101321034423
65101134544
71202035120
oct306663400
9118070421
1052127488
1127474176
121555a454
13aa5188a
146cccc80
15489a2ad
hex31b6700

52127488 has 72 divisors (see below), whose sum is σ = 125256320. Its totient is φ = 21150720.

The previous prime is 52127483. The next prime is 52127519. The reversal of 52127488 is 88472125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52127483) 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 7 ways as a sum of consecutive naturals, for example, 33283 + ... + 34813.

Almost surely, 252127488 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52127488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62628160).

52127488 is an abundant number, since it is smaller than the sum of its proper divisors (73128832).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52127488 is a wasteful number, since it uses less digits than its factorization.

52127488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1573 (or 1559 counting only the distinct ones).

The product of its digits is 35840, while the sum is 37.

The square root of 52127488 is about 7219.9368418290. The cubic root of 52127488 is about 373.5558990353. Note that the first 3 decimals are identical.

The spelling of 52127488 in words is "fifty-two million, one hundred twenty-seven thousand, four hundred eighty-eight".

Divisors: 1 2 4 7 8 14 16 19 28 32 38 56 64 76 112 128 133 152 224 256 266 304 448 532 608 896 1064 1216 1531 1792 2128 2432 3062 4256 4864 6124 8512 10717 12248 17024 21434 24496 29089 34048 42868 48992 58178 85736 97984 116356 171472 195968 203623 232712 342944 391936 407246 465424 685888 814492 930848 1371776 1628984 1861696 2743552 3257968 3723392 6515936 7446784 13031872 26063744 52127488