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52036257 = 3713414649
BaseRepresentation
bin1100011010000…
…0001010100001
310121220201022210
43012200022201
5101310130012
65055152333
71201205130
oct306401241
9117821283
1052036257
1127411679
12155156a9
13aa1c1b0
146ca7917
15487d23c
hex31a02a1

52036257 has 32 divisors (see below), whose sum is σ = 87494400. Its totient is φ = 26772480.

The previous prime is 52036247. The next prime is 52036277. The reversal of 52036257 is 75263025.

It is not a de Polignac number, because 52036257 - 24 = 52036241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52036207) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8869 + ... + 13517.

It is an arithmetic number, because the mean of its divisors is an integer number (2734200).

Almost surely, 252036257 is an apocalyptic number.

It is an amenable number.

52036257 is a deficient number, since it is larger than the sum of its proper divisors (35458143).

52036257 is a wasteful number, since it uses less digits than its factorization.

52036257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4713.

The product of its (nonzero) digits is 12600, while the sum is 30.

The square root of 52036257 is about 7213.6160834910. The cubic root of 52036257 is about 373.3378453076.

The spelling of 52036257 in words is "fifty-two million, thirty-six thousand, two hundred fifty-seven".

Divisors: 1 3 7 13 21 39 41 91 123 273 287 533 861 1599 3731 4649 11193 13947 32543 60437 97629 181311 190609 423059 571827 1269177 1334263 2477917 4002789 7433751 17345419 52036257