Search a number
-
+
89250275 = 523570011
BaseRepresentation
bin1010101000111…
…01100111100011
320012221101100202
411110131213203
5140322002100
612504535415
72132420612
oct524354743
9205841322
1089250275
114641a064
1225a8156b
131564b91a
14bbd3879
157c7e7d5
hex551d9e3

89250275 has 6 divisors (see below), whose sum is σ = 110670372. Its totient is φ = 71400200.

The previous prime is 89250269. The next prime is 89250319. The reversal of 89250275 is 57205298.

It is not a de Polignac number, because 89250275 - 214 = 89233891 is a prime.

It is a super-3 number, since 3×892502753 (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1784981 + ... + 1785030.

It is an arithmetic number, because the mean of its divisors is an integer number (18445062).

Almost surely, 289250275 is an apocalyptic number.

89250275 is a deficient number, since it is larger than the sum of its proper divisors (21420097).

89250275 is a wasteful number, since it uses less digits than its factorization.

89250275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3570021 (or 3570016 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 38.

The square root of 89250275 is about 9447.2363683778. The cubic root of 89250275 is about 446.8926250241.

It can be divided in two parts, 89 and 250275, that multiplied together give a triangular number (22274475 = T6674).

The spelling of 89250275 in words is "eighty-nine million, two hundred fifty thousand, two hundred seventy-five".

Divisors: 1 5 25 3570011 17850055 89250275