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53252201 = 711993769
BaseRepresentation
bin1100101100100…
…1000001101001
310201012111021202
43023021001221
5102113032301
65141213545
71214431142
oct313110151
9121174252
1053252201
1128072192
1215a012b5
13b0567a2
147102ac9
154a1d66b
hex32c9069

53252201 has 8 divisors (see below), whose sum is σ = 54288000. Its totient is φ = 52224480.

The previous prime is 53252197. The next prime is 53252237. The reversal of 53252201 is 10225235.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53252201 - 22 = 53252197 is a prime.

It is a super-2 number, since 2×532522012 = 5671593822688802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53252261) 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, 12245 + ... + 16013.

It is an arithmetic number, because the mean of its divisors is an integer number (6786000).

Almost surely, 253252201 is an apocalyptic number.

It is an amenable number.

53252201 is a deficient number, since it is larger than the sum of its proper divisors (1035799).

53252201 is a wasteful number, since it uses less digits than its factorization.

53252201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4039.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 53252201 is about 7297.4105681399. The cubic root of 53252201 is about 376.2234435622.

Adding to 53252201 its reverse (10225235), we get a palindrome (63477436).

The spelling of 53252201 in words is "fifty-three million, two hundred fifty-two thousand, two hundred one".

Divisors: 1 71 199 3769 14129 267599 750031 53252201