Base | Representation |
---|---|
bin | 1011000100001111000… |
… | …11011000111111111001 |
3 | 1100100102222022120010100 |
4 | 11202013203120333321 |
5 | 22212203204324031 |
6 | 450401552510013 |
7 | 36320325632031 |
oct | 5420743307771 |
9 | 1310388276110 |
10 | 380231323641 |
11 | 137289740244 |
12 | 6183684b309 |
13 | 29b17b67300 |
14 | 145908d48c1 |
15 | 9d56122de6 |
hex | 58878d8ff9 |
380231323641 has 81 divisors (see below), whose sum is σ = 604624351149. Its totient is φ = 230155540992.
The previous prime is 380231323621. The next prime is 380231323673. The reversal of 380231323641 is 146323132083.
The square root of 380231323641 is 616629.
It is a perfect power (a square), and thus also a powerful number.
380231323641 is a `hidden beast` number, since 3 + 8 + 0 + 2 + 3 + 1 + 3 + 2 + 3 + 641 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 69469672041 + 310761651600 = 263571^2 + 557460^2 .
It is not a de Polignac number, because 380231323641 - 25 = 380231323609 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 380231323596 and 380231323605.
It is not an unprimeable number, because it can be changed into a prime (380231323621) by changing a digit.
It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 2332707426 + ... + 2332707588.
Almost surely, 2380231323641 is an apocalyptic number.
380231323641 is the 616629-th square number.
380231323641 is the 308315-th centered octagonal number.
It is an amenable number.
380231323641 is a deficient number, since it is larger than the sum of its proper divisors (224393027508).
380231323641 is an equidigital number, since it uses as much as digits as its factorization.
380231323641 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 552 (or 276 counting only the distinct ones).
The product of its (nonzero) digits is 62208, while the sum is 36.
Multiplying 380231323641 by its sum of digits (36), we get a square (13688327651076 = 36997742).
The spelling of 380231323641 in words is "three hundred eighty billion, two hundred thirty-one million, three hundred twenty-three thousand, six hundred forty-one".
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