Search a number
-
+
88068019 = 1311359951
BaseRepresentation
bin1010011111111…
…00111110110011
320010201022121111
411033330332303
5140021134034
612423334151
72116365034
oct517747663
9203638544
1088068019
1145791896
12255b1357
1315326770
14b9a6a8b
157ae9364
hex53fcfb3

88068019 has 8 divisors (see below), whose sum is σ = 95683392. Its totient is φ = 80572800.

The previous prime is 88067981. The next prime is 88068049. The reversal of 88068019 is 91086088.

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 88068019 - 215 = 88035251 is a prime.

It is a super-2 number, since 2×880680192 = 15511951941168722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (88068049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28507 + ... + 31444.

It is an arithmetic number, because the mean of its divisors is an integer number (11960424).

Almost surely, 288068019 is an apocalyptic number.

88068019 is a deficient number, since it is larger than the sum of its proper divisors (7615373).

88068019 is a wasteful number, since it uses less digits than its factorization.

88068019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60077.

The product of its (nonzero) digits is 27648, while the sum is 40.

The square root of 88068019 is about 9384.4562442371. The cubic root of 88068019 is about 444.9105892831.

The spelling of 88068019 in words is "eighty-eight million, sixty-eight thousand, nineteen".

Divisors: 1 13 113 1469 59951 779363 6774463 88068019