Base | Representation |
---|---|
bin | 1000100100001101100110… |
… | …0010111010100100010000 |
3 | 1020100101001210222122210110 |
4 | 2021003121202322210100 |
5 | 2213302002314341423 |
6 | 32010400352201320 |
7 | 1661305140102141 |
oct | 211033142724420 |
9 | 36311053878713 |
10 | 9418218121488 |
11 | 3001275662880 |
12 | 1081392239240 |
13 | 53419898bc77 |
14 | 247bb6653ac8 |
15 | 114ec96b7193 |
hex | 890d98ba910 |
9418218121488 has 40 divisors (see below), whose sum is σ = 26542251071136. Its totient is φ = 2854005491200.
The previous prime is 9418218121483. The next prime is 9418218121519. The reversal of 9418218121488 is 8841218128149.
It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (9418218121483) 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, 8918766633 + ... + 8918767688.
Almost surely, 29418218121488 is an apocalyptic number.
It is an amenable number.
9418218121488 is an abundant number, since it is smaller than the sum of its proper divisors (17124032949648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9418218121488 is a wasteful number, since it uses less digits than its factorization.
9418218121488 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17837534343 (or 17837534337 counting only the distinct ones).
The product of its digits is 2359296, while the sum is 57.
The spelling of 9418218121488 in words is "nine trillion, four hundred eighteen billion, two hundred eighteen million, one hundred twenty-one thousand, four hundred eighty-eight".
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