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89204901 = 3103288689
BaseRepresentation
bin1010101000100…
…10100010100101
320012212002010020
411110102202211
5140314024101
612503545353
72132141412
oct524224245
9205762106
1089204901
1146398a65
1225a5b259
1315634086
14bbc1109
157c71136
hex55128a5

89204901 has 8 divisors (see below), whose sum is σ = 120095040. Its totient is φ = 58892352.

The previous prime is 89204893. The next prime is 89204909. The reversal of 89204901 is 10940298.

It is an interprime number because it is at equal distance from previous prime (89204893) and next prime (89204909).

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

It is not a de Polignac number, because 89204901 - 23 = 89204893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89204909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144036 + ... + 144653.

It is an arithmetic number, because the mean of its divisors is an integer number (15011880).

Almost surely, 289204901 is an apocalyptic number.

It is an amenable number.

89204901 is a deficient number, since it is larger than the sum of its proper divisors (30890139).

89204901 is a wasteful number, since it uses less digits than its factorization.

89204901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288795.

The product of its (nonzero) digits is 5184, while the sum is 33.

The square root of 89204901 is about 9444.8346200450. The cubic root of 89204901 is about 446.8168801849.

The spelling of 89204901 in words is "eighty-nine million, two hundred four thousand, nine hundred one".

Divisors: 1 3 103 309 288689 866067 29734967 89204901