Base | Representation |
---|---|
bin | 11100010101111001… |
… | …101111101111000100 |
3 | 2220112212121110221020 |
4 | 130111321233233010 |
5 | 444311122332330 |
6 | 21551432151140 |
7 | 2125065455421 |
oct | 342571575704 |
9 | 86485543836 |
10 | 30432230340 |
11 | 119a7223096 |
12 | 5a938384b0 |
13 | 2b3caac8b5 |
14 | 16899dcd48 |
15 | bd1a57210 |
hex | 715e6fbc4 |
30432230340 has 48 divisors (see below), whose sum is σ = 85686310080. Its totient is φ = 8069921920.
The previous prime is 30432230293. The next prime is 30432230357. The reversal of 30432230340 is 4303223403.
It is a super-2 number, since 2×304322303402 (a number of 22 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 30432230340.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1406031 + ... + 1427510.
It is an arithmetic number, because the mean of its divisors is an integer number (1785131460).
Almost surely, 230432230340 is an apocalyptic number.
30432230340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
30432230340 is an abundant number, since it is smaller than the sum of its proper divisors (55254079740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30432230340 is a wasteful number, since it uses less digits than its factorization.
30432230340 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2833732 (or 2833730 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 24.
Adding to 30432230340 its reverse (4303223403), we get a palindrome (34735453743).
The spelling of 30432230340 in words is "thirty billion, four hundred thirty-two million, two hundred thirty thousand, three hundred forty".
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