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52455282 = 23111316067
BaseRepresentation
bin1100100000011…
…0011101110010
310122201000010020
43020012131302
5101412032112
65112144310
71204601565
oct310063562
9118630106
1052455282
1127678480
1215698096
13ab37b39
146d764dc
15491248c
hex3206772

52455282 has 32 divisors (see below), whose sum is σ = 115340544. Its totient is φ = 15771600.

The previous prime is 52455281. The next prime is 52455283. The reversal of 52455282 is 28255425.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (52455281) and next prime (52455283).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (52455281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5613 + ... + 11679.

It is an arithmetic number, because the mean of its divisors is an integer number (3604392).

Almost surely, 252455282 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52455282, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57670272).

52455282 is an abundant number, since it is smaller than the sum of its proper divisors (62885262).

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

52455282 is a wasteful number, since it uses less digits than its factorization.

52455282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6214.

The product of its digits is 32000, while the sum is 33.

The square root of 52455282 is about 7242.6018805399. The cubic root of 52455282 is about 374.3372757029.

The spelling of 52455282 in words is "fifty-two million, four hundred fifty-five thousand, two hundred eighty-two".

Divisors: 1 2 3 6 11 22 33 66 131 262 393 786 1441 2882 4323 6067 8646 12134 18201 36402 66737 133474 200211 400422 794777 1589554 2384331 4768662 8742547 17485094 26227641 52455282