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89803201 = 233904487
BaseRepresentation
bin1010101101001…
…00100111000001
320020222110211111
411112210213001
5140442200301
612524443321
72140212625
oct526444701
9206873744
1089803201
1146767524
12260a9541
13157b34b7
14bcd9185
157d3d551
hex55a49c1

89803201 has 4 divisors (see below), whose sum is σ = 93707712. Its totient is φ = 85898692.

The previous prime is 89803199. The next prime is 89803237. The reversal of 89803201 is 10230898.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10230898 = 25115449.

It is a cyclic number.

It is not a de Polignac number, because 89803201 - 21 = 89803199 is a prime.

It is a super-2 number, since 2×898032012 = 16129229819692802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89803271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1952221 + ... + 1952266.

It is an arithmetic number, because the mean of its divisors is an integer number (23426928).

Almost surely, 289803201 is an apocalyptic number.

It is an amenable number.

89803201 is a deficient number, since it is larger than the sum of its proper divisors (3904511).

89803201 is a wasteful number, since it uses less digits than its factorization.

89803201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3904510.

The product of its (nonzero) digits is 3456, while the sum is 31.

The square root of 89803201 is about 9476.4550861596. The cubic root of 89803201 is about 447.8135933280.

The spelling of 89803201 in words is "eighty-nine million, eight hundred three thousand, two hundred one".

Divisors: 1 23 3904487 89803201