Base | Representation |
---|---|
bin | 100000000001111… |
… | …0000110110111001 |
3 | 2202220021212011201 |
4 | 1000003300312321 |
5 | 4200112302002 |
6 | 254351054201 |
7 | 35430016612 |
oct | 10003606671 |
9 | 2686255151 |
10 | 1074728377 |
11 | 501724378 |
12 | 25bb11361 |
13 | 141872c68 |
14 | a2a40c09 |
15 | 64543087 |
hex | 400f0db9 |
1074728377 has 4 divisors (see below), whose sum is σ = 1075037476. Its totient is φ = 1074419280.
The previous prime is 1074728357. The next prime is 1074728387. The reversal of 1074728377 is 7738274701.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7738274701 = 54121 ⋅142981.
It can be written as a sum of positive squares in 2 ways, for example, as 675168256 + 399560121 = 25984^2 + 19989^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1074728377 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1074728327) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 149274 + ... + 156307.
It is an arithmetic number, because the mean of its divisors is an integer number (268759369).
Almost surely, 21074728377 is an apocalyptic number.
It is an amenable number.
1074728377 is a deficient number, since it is larger than the sum of its proper divisors (309099).
1074728377 is an equidigital number, since it uses as much as digits as its factorization.
1074728377 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 309098.
The product of its (nonzero) digits is 460992, while the sum is 46.
The square root of 1074728377 is about 32783.0501479042. The cubic root of 1074728377 is about 1024.3135207514.
The spelling of 1074728377 in words is "one billion, seventy-four million, seven hundred twenty-eight thousand, three hundred seventy-seven".
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