Base | Representation |
---|---|
bin | 101001010101000… |
… | …1111001110110001 |
3 | 10120122111221122111 |
4 | 1102222033032301 |
5 | 10320010213040 |
6 | 345340005321 |
7 | 46236432526 |
oct | 12252171661 |
9 | 3518457574 |
10 | 1386804145 |
11 | 6518a6531 |
12 | 328530841 |
13 | 19140b38c |
14 | d227914d |
15 | 81b39dea |
hex | 52a8f3b1 |
1386804145 has 8 divisors (see below), whose sum is σ = 1692371520. Its totient is φ = 1090638960.
The previous prime is 1386804119. The next prime is 1386804161. The reversal of 1386804145 is 5414086831.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1386804145 - 27 = 1386804017 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1386804098 and 1386804107.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2350221 + ... + 2350810.
It is an arithmetic number, because the mean of its divisors is an integer number (211546440).
Almost surely, 21386804145 is an apocalyptic number.
It is an amenable number.
1386804145 is a deficient number, since it is larger than the sum of its proper divisors (305567375).
1386804145 is an equidigital number, since it uses as much as digits as its factorization.
1386804145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4701095.
The product of its (nonzero) digits is 92160, while the sum is 40.
The square root of 1386804145 is about 37239.8193470377. The cubic root of 1386804145 is about 1115.1630654282.
The spelling of 1386804145 in words is "one billion, three hundred eighty-six million, eight hundred four thousand, one hundred forty-five".
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