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52012330 = 256478039
BaseRepresentation
bin1100011001101…
…0010100101010
310121212111111121
43012122110222
5101303343310
65054445454
71201045306
oct306322452
9117774447
1052012330
11273a56a7
121550388a
13aa11336
146c9cd06
1548760da
hex319a52a

52012330 has 16 divisors (see below), whose sum is σ = 93778560. Its totient is φ = 20770192.

The previous prime is 52012249. The next prime is 52012349. The reversal of 52012330 is 3321025.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2451 + ... + 10489.

It is an arithmetic number, because the mean of its divisors is an integer number (5861160).

Almost surely, 252012330 is an apocalyptic number.

52012330 is a deficient number, since it is larger than the sum of its proper divisors (41766230).

52012330 is a wasteful number, since it uses less digits than its factorization.

52012330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8693.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 52012330 is about 7211.9574319321. The cubic root of 52012330 is about 373.2806145443.

Adding to 52012330 its reverse (3321025), we get a palindrome (55333355).

The spelling of 52012330 in words is "fifty-two million, twelve thousand, three hundred thirty".

Divisors: 1 2 5 10 647 1294 3235 6470 8039 16078 40195 80390 5201233 10402466 26006165 52012330