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88016293 = 1714333613
BaseRepresentation
bin1010011111100…
…00010110100101
320010121200122201
411033300112211
5140013010133
612422254501
72116061161
oct517602645
9203550581
1088016293
1145756a42
1225587431
1315309061
14b991ca1
157ad8d7d
hex53f05a5

88016293 has 8 divisors (see below), whose sum is σ = 93284568. Its totient is φ = 82758144.

The previous prime is 88016287. The next prime is 88016311. The reversal of 88016293 is 39261088.

It can be written as a sum of positive squares in 4 ways, for example, as 9746884 + 78269409 = 3122^2 + 8847^2 .

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 88016293 - 217 = 87885221 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 (88016233) 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, 22555 + ... + 26167.

It is an arithmetic number, because the mean of its divisors is an integer number (11660571).

Almost surely, 288016293 is an apocalyptic number.

It is an amenable number.

88016293 is a deficient number, since it is larger than the sum of its proper divisors (5268275).

88016293 is a wasteful number, since it uses less digits than its factorization.

88016293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5063.

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 88016293 is about 9381.6998992720. The cubic root of 88016293 is about 444.8234674105.

The spelling of 88016293 in words is "eighty-eight million, sixteen thousand, two hundred ninety-three".

Divisors: 1 17 1433 3613 24361 61421 5177429 88016293