Search a number
-
+
88050391 = 11131135449
BaseRepresentation
bin1010011111110…
…00101011010111
320010200102102121
411033320223113
5140020103031
612423120411
72116262452
oct517705327
9203612377
1088050391
114577a620
12255a3107
131531b730
14b9a0499
157ae4011
hex53f8ad7

88050391 has 16 divisors (see below), whose sum is σ = 104378400. Its totient is φ = 73221120.

The previous prime is 88050373. The next prime is 88050397. The reversal of 88050391 is 19305088.

It is a cyclic number.

It is not a de Polignac number, because 88050391 - 25 = 88050359 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 (88050397) by changing a digit.

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, 13435 + ... + 18883.

It is an arithmetic number, because the mean of its divisors is an integer number (6523650).

Almost surely, 288050391 is an apocalyptic number.

88050391 is a deficient number, since it is larger than the sum of its proper divisors (16328009).

88050391 is a wasteful number, since it uses less digits than its factorization.

88050391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5586.

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 88050391 is about 9383.5169845853. The cubic root of 88050391 is about 444.8809023536.

The spelling of 88050391 in words is "eighty-eight million, fifty thousand, three hundred ninety-one".

Divisors: 1 11 13 113 143 1243 1469 5449 16159 59939 70837 615737 779207 6773107 8004581 88050391