Base | Representation |
---|---|
bin | 10100001111110101111… |
… | …010000111000100010011 |
3 | 11221000110001201222210012 |
4 | 110033311322013010103 |
5 | 140244041410302302 |
6 | 2543111140425135 |
7 | 202345122414551 |
oct | 24176572070423 |
9 | 4830401658705 |
10 | 1391400087827 |
11 | 4970a9091a62 |
12 | 1a57b50a81ab |
13 | a1292cc9149 |
14 | 4b4b63bcbd1 |
15 | 262d8162a52 |
hex | 143f5e87113 |
1391400087827 has 8 divisors (see below), whose sum is σ = 1403191561200. Its totient is φ = 1379641324320.
The previous prime is 1391400087821. The next prime is 1391400087829. The reversal of 1391400087827 is 7287800041931.
It is a happy number.
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 1391400087827 - 214 = 1391400071443 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1391400087821) 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, 8092028 + ... + 8262185.
It is an arithmetic number, because the mean of its divisors is an integer number (175398945150).
Almost surely, 21391400087827 is an apocalyptic number.
1391400087827 is a deficient number, since it is larger than the sum of its proper divisors (11791473373).
1391400087827 is a wasteful number, since it uses less digits than its factorization.
1391400087827 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16354933.
The product of its (nonzero) digits is 677376, while the sum is 50.
The spelling of 1391400087827 in words is "one trillion, three hundred ninety-one billion, four hundred million, eighty-seven thousand, eight hundred twenty-seven".
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