Base | Representation |
---|---|
bin | 10101010111011100111… |
… | …110011001000101110101 |
3 | 12012100220201220202022001 |
4 | 111113130332121011311 |
5 | 143024030021104112 |
6 | 3042305035535301 |
7 | 211036424125510 |
oct | 25273476310565 |
9 | 5170821822261 |
10 | 1468291191157 |
11 | 51677610aa4a |
12 | 1b86938ba531 |
13 | a85c800c61b |
14 | 510cc2c5d77 |
15 | 282d872bc57 |
hex | 155dcf99175 |
1468291191157 has 4 divisors (see below), whose sum is σ = 1678047075616. Its totient is φ = 1258535306700.
The previous prime is 1468291191151. The next prime is 1468291191179. The reversal of 1468291191157 is 7511911928641.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 1468291191157 - 239 = 918535377269 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1468291191098 and 1468291191107.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1468291191151) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104877942219 + ... + 104877942232.
It is an arithmetic number, because the mean of its divisors is an integer number (419511768904).
Almost surely, 21468291191157 is an apocalyptic number.
It is an amenable number.
1468291191157 is a deficient number, since it is larger than the sum of its proper divisors (209755884459).
1468291191157 is an equidigital number, since it uses as much as digits as its factorization.
1468291191157 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 209755884458.
The product of its digits is 1088640, while the sum is 55.
The spelling of 1468291191157 in words is "one trillion, four hundred sixty-eight billion, two hundred ninety-one million, one hundred ninety-one thousand, one hundred fifty-seven".
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