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89075472 = 2432989719
BaseRepresentation
bin1010100111100…
…10111100010000
320012121111120120
411103302330100
5140300403342
612501110240
72131062153
oct523627420
9205544516
1089075472
114630a7a2
12259b8380
13155ba1a5
14bb89c9a
157c47aec
hex54f2f10

89075472 has 80 divisors (see below), whose sum is σ = 241056000. Its totient is φ = 28306432.

The previous prime is 89075471. The next prime is 89075491. The reversal of 89075472 is 27457098.

It is not an unprimeable number, because it can be changed into a prime (89075471) by changing a digit.

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, 123529 + ... + 124247.

It is an arithmetic number, because the mean of its divisors is an integer number (3013200).

Almost surely, 289075472 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 89075472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120528000).

89075472 is an abundant number, since it is smaller than the sum of its proper divisors (151980528).

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

89075472 is a wasteful number, since it uses less digits than its factorization.

89075472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 848 (or 842 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 42.

The square root of 89075472 is about 9437.9802924143. The cubic root of 89075472 is about 446.6006773631.

The spelling of 89075472 in words is "eighty-nine million, seventy-five thousand, four hundred seventy-two".

Divisors: 1 2 3 4 6 8 12 16 24 29 48 58 87 89 116 174 178 232 267 348 356 464 534 696 712 719 1068 1392 1424 1438 2136 2157 2581 2876 4272 4314 5162 5752 7743 8628 10324 11504 15486 17256 20648 20851 30972 34512 41296 41702 61944 62553 63991 83404 123888 125106 127982 166808 191973 250212 255964 333616 383946 500424 511928 767892 1000848 1023856 1535784 1855739 3071568 3711478 5567217 7422956 11134434 14845912 22268868 29691824 44537736 89075472