Base | Representation |
---|---|
bin | 1010101110000… |
… | …00111110010001 |
3 | 20021012101012022 |
4 | 11113000332101 |
5 | 141004410002 |
6 | 12531141225 |
7 | 2141205422 |
oct | 527007621 |
9 | 207171168 |
10 | 89919377 |
11 | 46836839 |
12 | 26144815 |
13 | 15824342 |
14 | bd29649 |
15 | 7d62ba2 |
hex | 55c0f91 |
89919377 has 4 divisors (see below), whose sum is σ = 89939520. Its totient is φ = 89899236.
The previous prime is 89919371. The next prime is 89919421. The reversal of 89919377 is 77391998.
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.
It is a cyclic number.
It is not a de Polignac number, because 89919377 - 214 = 89902993 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (89919371) 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 3 ways as a sum of consecutive naturals, for example, 53 + ... + 13410.
It is an arithmetic number, because the mean of its divisors is an integer number (22484880).
Almost surely, 289919377 is an apocalyptic number.
It is an amenable number.
89919377 is a deficient number, since it is larger than the sum of its proper divisors (20143).
89919377 is a wasteful number, since it uses less digits than its factorization.
89919377 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20142.
The product of its digits is 857304, while the sum is 53.
The square root of 89919377 is about 9482.5828232608. The cubic root of 89919377 is about 448.0066182722.
The spelling of 89919377 in words is "eighty-nine million, nine hundred nineteen thousand, three hundred seventy-seven".
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