Base | Representation |
---|---|
bin | 1011000010001001001110… |
… | …1100011000110010110111 |
3 | 1120221202102200200000101120 |
4 | 2300202103230120302313 |
5 | 3042230220133434201 |
6 | 41445041320355023 |
7 | 2361320011412463 |
oct | 260422354306267 |
9 | 46852380600346 |
10 | 12131465530551 |
11 | 3957a20030804 |
12 | 143b1ab315a73 |
13 | 69ccb90a8253 |
14 | 2dd2479774a3 |
15 | 160879770536 |
hex | b0893b18cb7 |
12131465530551 has 8 divisors (see below), whose sum is σ = 16196654995824. Its totient is φ = 8076959876160.
The previous prime is 12131465530439. The next prime is 12131465530553. The reversal of 12131465530551 is 15503556413121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12131465530551 - 210 = 12131465529527 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12131465530553) 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, 2670950070 + ... + 2670954611.
It is an arithmetic number, because the mean of its divisors is an integer number (2024581874478).
Almost surely, 212131465530551 is an apocalyptic number.
12131465530551 is a deficient number, since it is larger than the sum of its proper divisors (4065189465273).
12131465530551 is an equidigital number, since it uses as much as digits as its factorization.
12131465530551 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5341905441.
The product of its (nonzero) digits is 270000, while the sum is 42.
The spelling of 12131465530551 in words is "twelve trillion, one hundred thirty-one billion, four hundred sixty-five million, five hundred thirty thousand, five hundred fifty-one".
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