Base | Representation |
---|---|
bin | 101001010101001… |
… | …0101100110101000 |
3 | 10120122120021110021 |
4 | 1102222111212220 |
5 | 10320012031443 |
6 | 345340330224 |
7 | 46236601606 |
oct | 12252254650 |
9 | 3518507407 |
10 | 1386830248 |
11 | 651914101 |
12 | 328543974 |
13 | 19141a21b |
14 | d2284876 |
15 | 81b429ed |
hex | 52a959a8 |
1386830248 has 16 divisors (see below), whose sum is σ = 2663729460. Its totient is φ = 676502400.
The previous prime is 1386830239. The next prime is 1386830251. The reversal of 1386830248 is 8420386831.
It can be written as a sum of positive squares in 2 ways, for example, as 1386668644 + 161604 = 37238^2 + 402^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2113743 + ... + 2114398.
Almost surely, 21386830248 is an apocalyptic number.
It is an amenable number.
1386830248 is a deficient number, since it is larger than the sum of its proper divisors (1276899212).
1386830248 is a wasteful number, since it uses less digits than its factorization.
1386830248 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4228188 (or 4228184 counting only the distinct ones).
The product of its (nonzero) digits is 221184, while the sum is 43.
The square root of 1386830248 is about 37240.1698170135. The cubic root of 1386830248 is about 1115.1700620708.
It can be divided in two parts, 138 and 6830248, that added together give a palindrome (6830386).
The spelling of 1386830248 in words is "one billion, three hundred eighty-six million, eight hundred thirty thousand, two hundred forty-eight".
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