Base | Representation |
---|---|
bin | 1011000111000010000000… |
… | …1010110110000001000110 |
3 | 1121020210011002102112001011 |
4 | 2301300200022312001012 |
5 | 3100114143214002210 |
6 | 41551404535552434 |
7 | 2400351442536166 |
oct | 261604012660106 |
9 | 47223132375034 |
10 | 12215426703430 |
11 | 398a595a11685 |
12 | 145352182b71a |
13 | 6a7ba9a88a32 |
14 | 30333083a5a6 |
15 | 162b40894d8a |
hex | b1c202b6046 |
12215426703430 has 32 divisors (see below), whose sum is σ = 22133040429024. Its totient is φ = 4853934360576.
The previous prime is 12215426703401. The next prime is 12215426703437. The reversal of 12215426703430 is 3430762451221.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12215426703437) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 795552 + ... + 5006371.
It is an arithmetic number, because the mean of its divisors is an integer number (691657513407).
Almost surely, 212215426703430 is an apocalyptic number.
12215426703430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12215426703430 is a deficient number, since it is larger than the sum of its proper divisors (9917613725594).
12215426703430 is a wasteful number, since it uses less digits than its factorization.
12215426703430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5803320.
The product of its (nonzero) digits is 241920, while the sum is 40.
The spelling of 12215426703430 in words is "twelve trillion, two hundred fifteen billion, four hundred twenty-six million, seven hundred three thousand, four hundred thirty".
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