Base | Representation |
---|---|
bin | 101010000000101111… |
… | …0110110000111000101 |
3 | 22121212112022000121101 |
4 | 1110001132312013011 |
5 | 2434232102121024 |
6 | 105240210020101 |
7 | 6342500226526 |
oct | 1240136660705 |
9 | 277775260541 |
10 | 90219176389 |
11 | 35297411601 |
12 | 1559a277631 |
13 | 867a361b54 |
14 | 451c07284d |
15 | 2530722c44 |
hex | 15017b61c5 |
90219176389 has 8 divisors (see below), whose sum is σ = 91740302720. Its totient is φ = 88707528000.
The previous prime is 90219176387. The next prime is 90219176413. The reversal of 90219176389 is 98367191209.
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 90219176389 - 21 = 90219176387 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 (90219176387) 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, 2350287 + ... + 2388364.
It is an arithmetic number, because the mean of its divisors is an integer number (11467537840).
Almost surely, 290219176389 is an apocalyptic number.
It is an amenable number.
90219176389 is a deficient number, since it is larger than the sum of its proper divisors (1521126331).
90219176389 is a wasteful number, since it uses less digits than its factorization.
90219176389 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4738971.
The product of its (nonzero) digits is 1469664, while the sum is 55.
The spelling of 90219176389 in words is "ninety billion, two hundred nineteen million, one hundred seventy-six thousand, three hundred eighty-nine".
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