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89470101 = 374260481
BaseRepresentation
bin1010101010100…
…11010010010101
320020100112220110
411111103102111
5140401020401
612513353233
72134324530
oct525232225
9206315813
1089470101
114655a236
1225b68819
13156c79b6
14bc4da17
157cc49d6
hex5553495

89470101 has 8 divisors (see below), whose sum is σ = 136335424. Its totient is φ = 51125760.

The previous prime is 89470097. The next prime is 89470127. The reversal of 89470101 is 10107498.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 89470101 - 22 = 89470097 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89470141) 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 7 ways as a sum of consecutive naturals, for example, 2130220 + ... + 2130261.

It is an arithmetic number, because the mean of its divisors is an integer number (17041928).

Almost surely, 289470101 is an apocalyptic number.

It is an amenable number.

89470101 is a deficient number, since it is larger than the sum of its proper divisors (46865323).

89470101 is a wasteful number, since it uses less digits than its factorization.

89470101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4260491.

The product of its (nonzero) digits is 2016, while the sum is 30.

The square root of 89470101 is about 9458.8636209642. The cubic root of 89470101 is about 447.2592273437.

Adding to 89470101 its reverse (10107498), we get a palindrome (99577599).

The spelling of 89470101 in words is "eighty-nine million, four hundred seventy thousand, one hundred one".

Divisors: 1 3 7 21 4260481 12781443 29823367 89470101