Base | Representation |
---|---|
bin | 101010010011111010… |
… | …0010110110110011111 |
3 | 22200112100112121120010 |
4 | 1110213310112312133 |
5 | 2442041230142402 |
6 | 105424103254303 |
7 | 6364440141462 |
oct | 1244764266637 |
9 | 280470477503 |
10 | 90862349727 |
11 | 35597478216 |
12 | 1573974a393 |
13 | 87506957a6 |
14 | 457d6572d9 |
15 | 256be1ca6c |
hex | 1527d16d9f |
90862349727 has 8 divisors (see below), whose sum is σ = 127526104960. Its totient is φ = 57386747160.
The previous prime is 90862349693. The next prime is 90862349741. The reversal of 90862349727 is 72794326809.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 90862349727 - 220 = 90861301151 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (57), and also a Moran number because the ratio is a prime number: 1594076311 = 90862349727 / (9 + 0 + 8 + 6 + 2 + 3 + 4 + 9 + 7 + 2 + 7).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90862349797) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 797038099 + ... + 797038212.
It is an arithmetic number, because the mean of its divisors is an integer number (15940763120).
Almost surely, 290862349727 is an apocalyptic number.
90862349727 is a deficient number, since it is larger than the sum of its proper divisors (36663755233).
90862349727 is a wasteful number, since it uses less digits than its factorization.
90862349727 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1594076333.
The product of its (nonzero) digits is 9144576, while the sum is 57.
The spelling of 90862349727 in words is "ninety billion, eight hundred sixty-two million, three hundred forty-nine thousand, seven hundred twenty-seven".
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