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80888230 = 2519341911
BaseRepresentation
bin1001101001001…
…00000110100110
312122012112210101
410310210012212
5131201410410
612005414314
72001352513
oct464440646
9178175711
1080888230
1141728585
122310a39a
13139b1777
14aa5830a
15717bd3a
hex4d241a6

80888230 has 16 divisors (see below), whose sum is σ = 146356704. Its totient is φ = 32186880.

The previous prime is 80888189. The next prime is 80888237. The reversal of 80888230 is 3288808.

It is a self number, because there is not a number n which added to its sum of digits gives 80888230.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80888237) 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, 19026 + ... + 22885.

It is an arithmetic number, because the mean of its divisors is an integer number (9147294).

Almost surely, 280888230 is an apocalyptic number.

80888230 is a deficient number, since it is larger than the sum of its proper divisors (65468474).

80888230 is a wasteful number, since it uses less digits than its factorization.

80888230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42111.

The product of its (nonzero) digits is 24576, while the sum is 37.

The square root of 80888230 is about 8993.7884120097. The cubic root of 80888230 is about 432.4757668492.

It can be divided in two parts, 80888 and 230, that added together give a palindrome (81118).

The spelling of 80888230 in words is "eighty million, eight hundred eighty-eight thousand, two hundred thirty".

Divisors: 1 2 5 10 193 386 965 1930 41911 83822 209555 419110 8088823 16177646 40444115 80888230