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89997101 = 732275431
BaseRepresentation
bin1010101110100…
…11111100101101
320021100022210222
411113103330231
5141014401401
612532541125
72141651135
oct527237455
9207308728
1089997101
114688a177
12261817a5
131585082c
14bd49ac5
157d7ac1b
hex55d3f2d

89997101 has 8 divisors (see below), whose sum is σ = 91648704. Its totient is φ = 88356960.

The previous prime is 89997077. The next prime is 89997107. The reversal of 89997101 is 10179998.

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

It is a cyclic number.

It is not a de Polignac number, because 89997101 - 214 = 89980717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89997107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13856 + ... + 19286.

It is an arithmetic number, because the mean of its divisors is an integer number (11456088).

Almost surely, 289997101 is an apocalyptic number.

It is an amenable number.

89997101 is a deficient number, since it is larger than the sum of its proper divisors (1651603).

89997101 is a wasteful number, since it uses less digits than its factorization.

89997101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5731.

The product of its (nonzero) digits is 40824, while the sum is 44.

The square root of 89997101 is about 9486.6801885591. The cubic root of 89997101 is about 448.1356629032.

The spelling of 89997101 in words is "eighty-nine million, nine hundred ninety-seven thousand, one hundred one".

Divisors: 1 73 227 5431 16571 396463 1232837 89997101