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53200533 = 3103317167
BaseRepresentation
bin1100101011110…
…0011010010101
310201002212102010
43022330122111
5102104404113
65140134433
71214124411
oct312743225
9121085363
1053200533
1128037391
1215997419
13b039109
1470cbd41
154a0d1c3
hex32bc695

53200533 has 8 divisors (see below), whose sum is σ = 71006848. Its totient is φ = 35430624.

The previous prime is 53200519. The next prime is 53200571. The reversal of 53200533 is 33500235.

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

It is not a de Polignac number, because 53200533 - 24 = 53200517 is a prime.

It is a super-2 number, since 2×532005332 = 5660593422968178, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53200583) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5485 + ... + 11682.

It is an arithmetic number, because the mean of its divisors is an integer number (8875856).

Almost surely, 253200533 is an apocalyptic number.

It is an amenable number.

53200533 is a deficient number, since it is larger than the sum of its proper divisors (17806315).

53200533 is a wasteful number, since it uses less digits than its factorization.

53200533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18203.

The product of its (nonzero) digits is 1350, while the sum is 21.

The square root of 53200533 is about 7293.8695491488. The cubic root of 53200533 is about 376.1017271341.

Adding to 53200533 its reverse (33500235), we get a palindrome (86700768).

The spelling of 53200533 in words is "fifty-three million, two hundred thousand, five hundred thirty-three".

Divisors: 1 3 1033 3099 17167 51501 17733511 53200533