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88052665 = 5157223503
BaseRepresentation
bin1010011111110…
…01001110111001
320010200112112211
411033321032321
5140020141130
612423135121
72116302211
oct517711671
9203615484
1088052665
11457812a8
12255a44a1
131531c78c
14b9a1241
157ae4a2a
hex53f93b9

88052665 has 16 divisors (see below), whose sum is σ = 107025408. Its totient is φ = 69541056.

The previous prime is 88052633. The next prime is 88052677. The reversal of 88052665 is 56625088.

It is a cyclic number.

It is not a de Polignac number, because 88052665 - 25 = 88052633 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 174804 + ... + 175306.

It is an arithmetic number, because the mean of its divisors is an integer number (6689088).

Almost surely, 288052665 is an apocalyptic number.

It is an amenable number.

88052665 is a deficient number, since it is larger than the sum of its proper divisors (18972743).

88052665 is a wasteful number, since it uses less digits than its factorization.

88052665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 888.

The product of its (nonzero) digits is 115200, while the sum is 40.

The square root of 88052665 is about 9383.6381537227. The cubic root of 88052665 is about 444.8847321699.

The spelling of 88052665 in words is "eighty-eight million, fifty-two thousand, six hundred sixty-five".

Divisors: 1 5 157 223 503 785 1115 2515 35011 78971 112169 175055 394855 560845 17610533 88052665