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88016533 = 1131258113
BaseRepresentation
bin1010011111100…
…00011010010101
320010121200222121
411033300122111
5140013012113
612422255541
72116061653
oct517603225
9203550877
1088016533
1145757140
12255875b1
13153091b7
14b991dd3
157ad8e8d
hex53f0695

88016533 has 8 divisors (see below), whose sum is σ = 99115776. Its totient is φ = 77433600.

The previous prime is 88016527. The next prime is 88016549. The reversal of 88016533 is 33561088.

It is a happy number.

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 88016533 - 25 = 88016501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88016503) 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, 128716 + ... + 129397.

It is an arithmetic number, because the mean of its divisors is an integer number (12389472).

Almost surely, 288016533 is an apocalyptic number.

It is an amenable number.

88016533 is a deficient number, since it is larger than the sum of its proper divisors (11099243).

88016533 is a wasteful number, since it uses less digits than its factorization.

88016533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258155.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 88016533 is about 9381.7126901222. The cubic root of 88016533 is about 444.8238717202.

Subtracting from 88016533 its reverse (33561088), we obtain a palindrome (54455445).

The spelling of 88016533 in words is "eighty-eight million, sixteen thousand, five hundred thirty-three".

Divisors: 1 11 31 341 258113 2839243 8001503 88016533