Base | Representation |
---|---|
bin | 101011010111001101101110… |
… | …0010001001100010100010000 |
3 | 1212000111122022002122020210000 |
4 | 1112232123130101030110100 |
5 | 344443211401130323432 |
6 | 3431115034452010000 |
7 | 143224604431265250 |
oct | 12656333421142420 |
9 | 1760448262566700 |
10 | 381422561182992 |
11 | 10059544413862a |
12 | 369422b8000900 |
13 | 134a9cbb04a504 |
14 | 6a28d440d7960 |
15 | 2e16a21e3757c |
hex | 15ae6dc44c510 |
381422561182992 has 100 divisors (see below), whose sum is σ = 1261654344824896. Its totient is φ = 108977874621120.
The previous prime is 381422561182981. The next prime is 381422561183057. The reversal of 381422561182992 is 299281165224183.
381422561182992 is a `hidden beast` number, since 3 + 8 + 1 + 4 + 2 + 2 + 5 + 611 + 8 + 2 + 9 + 9 + 2 = 666.
It is a Harshad number since it is a multiple of its sum of digits (63).
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 21021957484 + ... + 21021975627.
Almost surely, 2381422561182992 is an apocalyptic number.
It is an amenable number.
381422561182992 is an abundant number, since it is smaller than the sum of its proper divisors (880231783641904).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
381422561182992 is a wasteful number, since it uses less digits than its factorization.
381422561182992 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42043933138 (or 42043933123 counting only the distinct ones).
The product of its digits is 29859840, while the sum is 63.
The spelling of 381422561182992 in words is "three hundred eighty-one trillion, four hundred twenty-two billion, five hundred sixty-one million, one hundred eighty-two thousand, nine hundred ninety-two".
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