Base | Representation |
---|---|
bin | 101010111100110100111000… |
… | …100110000000110001101011 |
3 | 220202211110111212100122000021 |
4 | 222330310320212000301223 |
5 | 144224400402432242443 |
6 | 1505430300004021311 |
7 | 54534265131434344 |
oct | 5274647046006153 |
9 | 822743455318007 |
10 | 188897906134123 |
11 | 552091744aa97a |
12 | 1922981a691837 |
13 | 8152cc4607604 |
14 | 34909c92db0cb |
15 | 16c8a049459ed |
hex | abcd38980c6b |
188897906134123 has 8 divisors (see below), whose sum is σ = 192212223116256. Its totient is φ = 185601749793600.
The previous prime is 188897906134121. The next prime is 188897906134229. The reversal of 188897906134123 is 321431609798881.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 188897906134123 - 21 = 188897906134121 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (188897906134121) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4540139418 + ... + 4540181023.
It is an arithmetic number, because the mean of its divisors is an integer number (24026527889532).
Almost surely, 2188897906134123 is an apocalyptic number.
188897906134123 is a deficient number, since it is larger than the sum of its proper divisors (3314316982133).
188897906134123 is an equidigital number, since it uses as much as digits as its factorization.
188897906134123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9080320805.
The product of its (nonzero) digits is 125411328, while the sum is 70.
The spelling of 188897906134123 in words is "one hundred eighty-eight trillion, eight hundred ninety-seven billion, nine hundred six million, one hundred thirty-four thousand, one hundred twenty-three".
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