Search a number
-
+
1069382745 = 32523764061
BaseRepresentation
bin111111101111010…
…111110001011001
32202112020021100100
4333233113301121
54142230221440
6254040330013
735333413644
oct7757276131
92675207310
101069382745
114a97030a2
1225a173909
13140720a72
14a204ca5b
1563d39230
hex3fbd7c59

1069382745 has 12 divisors (see below), whose sum is σ = 1853596836. Its totient is φ = 570337440.

The previous prime is 1069382687. The next prime is 1069382747. The reversal of 1069382745 is 5472839601.

1069382745 is digitally balanced in base 10, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 242705241 + 826677504 = 15579^2 + 28752^2 .

It is not a de Polignac number, because 1069382745 - 29 = 1069382233 is a prime.

It is a super-2 number, since 2×10693827452 = 2287158910607470050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 23764061 = 1069382745 / (1 + 0 + 6 + 9 + 3 + 8 + 2 + 7 + 4 + 5).

1069382745 is strictly pandigital in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 1069382745.

It is not an unprimeable number, because it can be changed into a prime (1069382747) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11881986 + ... + 11882075.

It is an arithmetic number, because the mean of its divisors is an integer number (154466403).

It is a 2-persistent number, because it is pandigital, and so is 2⋅1069382745 = 2138765490, but 3⋅1069382745 = 3208148235 is not.

Almost surely, 21069382745 is an apocalyptic number.

1069382745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1069382745 is a deficient number, since it is larger than the sum of its proper divisors (784214091).

1069382745 is a wasteful number, since it uses less digits than its factorization.

1069382745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23764072 (or 23764069 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 1069382745 is about 32701.4180885172. The cubic root of 1069382745 is about 1022.6124066658.

The spelling of 1069382745 in words is "one billion, sixty-nine million, three hundred eighty-two thousand, seven hundred forty-five".

Divisors: 1 3 5 9 15 45 23764061 71292183 118820305 213876549 356460915 1069382745