Base | Representation |
---|---|
bin | 10110111111000110… |
… | …11000111010001110 |
3 | 1011212000212220211102 |
4 | 23133203120322032 |
5 | 200233133441310 |
6 | 5400312223102 |
7 | 614544531665 |
oct | 133743307216 |
9 | 34760786742 |
10 | 12340530830 |
11 | 52629a9511 |
12 | 248499aa92 |
13 | 1218883964 |
14 | 850d41ddc |
15 | 4c35d88a5 |
hex | 2df8d8e8e |
12340530830 has 16 divisors (see below), whose sum is σ = 22216562064. Its totient is φ = 4935410880.
The previous prime is 12340530821. The next prime is 12340530833. The reversal of 12340530830 is 3803504321.
It is a junction number, because it is equal to n+sod(n) for n = 12340530793 and 12340530802.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12340530833) 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, 33392 + ... + 160611.
It is an arithmetic number, because the mean of its divisors is an integer number (1388535129).
Almost surely, 212340530830 is an apocalyptic number.
12340530830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12340530830 is a deficient number, since it is larger than the sum of its proper divisors (9876031234).
12340530830 is a wasteful number, since it uses less digits than its factorization.
12340530830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 200371.
The product of its (nonzero) digits is 8640, while the sum is 29.
The spelling of 12340530830 in words is "twelve billion, three hundred forty million, five hundred thirty thousand, eight hundred thirty".
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