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88130333 = 293538609
BaseRepresentation
bin1010100000011…
…00001100011101
320010211111002102
411100030030131
5140030132313
612424534445
72120044514
oct520141435
9203744072
1088130333
1145824695
1225621425
1315348c35
14b9c167b
157b0ca58
hex540c31d

88130333 has 8 divisors (see below), whose sum is σ = 91438200. Its totient is φ = 84840448.

The previous prime is 88130327. The next prime is 88130347. The reversal of 88130333 is 33303188.

It can be written as a sum of positive squares in 4 ways, for example, as 4169764 + 83960569 = 2042^2 + 9163^2 .

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 88130333 - 216 = 88064797 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 88130296 and 88130305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88130323) 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, 5933 + ... + 14541.

It is an arithmetic number, because the mean of its divisors is an integer number (11429775).

Almost surely, 288130333 is an apocalyptic number.

It is an amenable number.

88130333 is a deficient number, since it is larger than the sum of its proper divisors (3307867).

88130333 is a wasteful number, since it uses less digits than its factorization.

88130333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8991.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 88130333 is about 9387.7757216499. The cubic root of 88130333 is about 445.0154991866.

The spelling of 88130333 in words is "eighty-eight million, one hundred thirty thousand, three hundred thirty-three".

Divisors: 1 29 353 8609 10237 249661 3038977 88130333