Search a number
-
+
89027208 = 2333641643
BaseRepresentation
bin1010100111001…
…11001010001000
320012112001101000
411103213022020
5140242332313
612500055000
72130501354
oct523471210
9205461330
1089027208
1146287506
1225994460
13155a122a
14bb76464
157c38673
hex54e7288

89027208 has 64 divisors (see below), whose sum is σ = 248068800. Its totient is φ = 29583360.

The previous prime is 89027189. The next prime is 89027209. The reversal of 89027208 is 80272098.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (89027209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138135 + ... + 138777.

It is an arithmetic number, because the mean of its divisors is an integer number (3876075).

Almost surely, 289027208 is an apocalyptic number.

It is an amenable number.

89027208 is an abundant number, since it is smaller than the sum of its proper divisors (159041592).

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

89027208 is a wasteful number, since it uses less digits than its factorization.

89027208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1299 (or 1289 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 36.

The square root of 89027208 is about 9435.4230429801. The cubic root of 89027208 is about 446.5200018460.

It can be divided in two parts, 8902 and 7208, that added together give a triangular number (16110 = T179).

The spelling of 89027208 in words is "eighty-nine million, twenty-seven thousand, two hundred eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 54 72 108 216 641 643 1282 1286 1923 1929 2564 2572 3846 3858 5128 5144 5769 5787 7692 7716 11538 11574 15384 15432 17307 17361 23076 23148 34614 34722 46152 46296 69228 69444 138456 138888 412163 824326 1236489 1648652 2472978 3297304 3709467 4945956 7418934 9891912 11128401 14837868 22256802 29675736 44513604 89027208