Base | Representation |
---|---|
bin | 11100001001001011… |
… | …111000110111101100 |
3 | 2220000000011021202212 |
4 | 130021023320313230 |
5 | 443342013220130 |
6 | 21514331305552 |
7 | 2116565156240 |
oct | 341113706754 |
9 | 86000137685 |
10 | 30218882540 |
11 | 118a78537a0 |
12 | 5a342ab2b8 |
13 | 2b07830cb2 |
14 | 1669544420 |
15 | bbce62e95 |
hex | 7092f8dec |
30218882540 has 48 divisors (see below), whose sum is σ = 79118532864. Its totient is φ = 9418872000.
The previous prime is 30218882531. The next prime is 30218882591. The reversal of 30218882540 is 4528881203.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9809786 + ... + 9812865.
It is an arithmetic number, because the mean of its divisors is an integer number (1648302768).
Almost surely, 230218882540 is an apocalyptic number.
It is an amenable number.
30218882540 is an abundant number, since it is smaller than the sum of its proper divisors (48899650324).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30218882540 is a wasteful number, since it uses less digits than its factorization.
30218882540 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19622678 (or 19622676 counting only the distinct ones).
The product of its (nonzero) digits is 122880, while the sum is 41.
The spelling of 30218882540 in words is "thirty billion, two hundred eighteen million, eight hundred eighty-two thousand, five hundred forty".
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