Search a number
-
+
89614888 = 231117371619
BaseRepresentation
bin1010101011101…
…10101000101000
320020121220111221
411111312220220
5140420134023
612520431424
72135466616
oct525665050
9206556457
1089614888
1146648aa0
1226018574
131574887c
14bc8a6b6
157d0285d
hex5576a28

89614888 has 64 divisors (see below), whose sum is σ = 199454400. Its totient is φ = 37278720.

The previous prime is 89614879. The next prime is 89614907. The reversal of 89614888 is 88841698.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54543 + ... + 56161.

It is an arithmetic number, because the mean of its divisors is an integer number (3116475).

Almost surely, 289614888 is an apocalyptic number.

89614888 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 89614888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99727200).

89614888 is an abundant number, since it is smaller than the sum of its proper divisors (109839512).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

89614888 is a wasteful number, since it uses less digits than its factorization.

89614888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1690 (or 1686 counting only the distinct ones).

The product of its digits is 884736, while the sum is 52.

The square root of 89614888 is about 9466.5140363283. The cubic root of 89614888 is about 447.5003597471.

The spelling of 89614888 in words is "eighty-nine million, six hundred fourteen thousand, eight hundred eighty-eight".

Divisors: 1 2 4 8 11 17 22 34 37 44 68 74 88 136 148 187 296 374 407 629 748 814 1258 1496 1619 1628 2516 3238 3256 5032 6476 6919 12952 13838 17809 27523 27676 35618 55046 55352 59903 71236 110092 119806 142472 220184 239612 302753 479224 605506 658933 1018351 1211012 1317866 2036702 2422024 2635732 4073404 5271464 8146808 11201861 22403722 44807444 89614888