Base | Representation |
---|---|
bin | 101001001000110… |
… | …1101001111001000 |
3 | 10120012102020101112 |
4 | 1102101231033020 |
5 | 10311333422243 |
6 | 344550105452 |
7 | 46130660246 |
oct | 12221551710 |
9 | 3505366345 |
10 | 1380373448 |
11 | 649204003 |
12 | 32634b288 |
13 | 18cc9932c |
14 | d1483796 |
15 | 812b9818 |
hex | 5246d3c8 |
1380373448 has 8 divisors (see below), whose sum is σ = 2588200230. Its totient is φ = 690186720.
The previous prime is 1380373447. The next prime is 1380373469. The reversal of 1380373448 is 8443730831.
It can be written as a sum of positive squares in only one way, i.e., 924038404 + 456335044 = 30398^2 + 21362^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is not an unprimeable number, because it can be changed into a prime (1380373447) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86273333 + ... + 86273348.
Almost surely, 21380373448 is an apocalyptic number.
It is an amenable number.
1380373448 is a deficient number, since it is larger than the sum of its proper divisors (1207826782).
1380373448 is a wasteful number, since it uses less digits than its factorization.
1380373448 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 172546687 (or 172546683 counting only the distinct ones).
The product of its (nonzero) digits is 193536, while the sum is 41.
The square root of 1380373448 is about 37153.3773431165. The cubic root of 1380373448 is about 1113.4367007742.
The spelling of 1380373448 in words is "one billion, three hundred eighty million, three hundred seventy-three thousand, four hundred forty-eight".
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