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89380192 = 2511318191
BaseRepresentation
bin1010101001111…
…01010101100000
320020011222120111
411110331111200
5140340131232
612511421104
72133501436
oct524752540
9206158514
1089380192
11464a8730
1225b24794
1315695ab5
14bc28d56
157ca8047
hex553d560

89380192 has 48 divisors (see below), whose sum is σ = 198180864. Its totient is φ = 39312000.

The previous prime is 89380171. The next prime is 89380201. The reversal of 89380192 is 29108398.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 6817 + ... + 15007.

It is an arithmetic number, because the mean of its divisors is an integer number (4128768).

Almost surely, 289380192 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 89380192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99090432).

89380192 is an abundant number, since it is smaller than the sum of its proper divisors (108800672).

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

89380192 is a wasteful number, since it uses less digits than its factorization.

89380192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8243 (or 8235 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 40.

The square root of 89380192 is about 9454.1097941583. The cubic root of 89380192 is about 447.1093593733.

The spelling of 89380192 in words is "eighty-nine million, three hundred eighty thousand, one hundred ninety-two".

Divisors: 1 2 4 8 11 16 22 31 32 44 62 88 124 176 248 341 352 496 682 992 1364 2728 5456 8191 10912 16382 32764 65528 90101 131056 180202 253921 262112 360404 507842 720808 1015684 1441616 2031368 2793131 2883232 4062736 5586262 8125472 11172524 22345048 44690096 89380192