Base | Representation |
---|---|
bin | 10100001011000010101… |
… | …100110100101110000000 |
3 | 11220112010212102011202111 |
4 | 110023002230310232000 |
5 | 140203012433440423 |
6 | 2540455502425104 |
7 | 202103316402130 |
oct | 24130254645600 |
9 | 4815125364674 |
10 | 1386245999488 |
11 | 4949a3800119 |
12 | 1a47b6b92194 |
13 | a095126982c |
14 | 4b147a8aac0 |
15 | 260d592060d |
hex | 142c2b34b80 |
1386245999488 has 128 divisors (see below), whose sum is σ = 3234342985920. Its totient is φ = 579523117056.
The previous prime is 1386245999473. The next prime is 1386245999507. The reversal of 1386245999488 is 8849995426831.
It is a tau number, because it is divible by the number of its divisors (128).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8131056 + ... + 8299792.
Almost surely, 21386245999488 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1386245999488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1617171492960).
1386245999488 is an abundant number, since it is smaller than the sum of its proper divisors (1848096986432).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1386245999488 is a wasteful number, since it uses less digits than its factorization.
1386245999488 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 168984 (or 168972 counting only the distinct ones).
The product of its digits is 1074954240, while the sum is 76.
The spelling of 1386245999488 in words is "one trillion, three hundred eighty-six billion, two hundred forty-five million, nine hundred ninety-nine thousand, four hundred eighty-eight".
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