Base | Representation |
---|---|
bin | 100000010000111… |
… | …0100011100110001 |
3 | 2210110010011011201 |
4 | 1000201310130301 |
5 | 4204121414114 |
6 | 255232011201 |
7 | 35554003552 |
oct | 10041643461 |
9 | 2713104151 |
10 | 1082607409 |
11 | 506115a74 |
12 | 262690b01 |
13 | 1433a1300 |
14 | a3ad2329 |
15 | 6509c874 |
hex | 40874731 |
1082607409 has 9 divisors (see below), whose sum is σ = 1172754219. Its totient is φ = 998935080.
The previous prime is 1082607377. The next prime is 1082607437. The reversal of 1082607409 is 9047062801.
The square root of 1082607409 is 32903.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 160149025 + 922458384 = 12655^2 + 30372^2 .
It is not a de Polignac number, because 1082607409 - 25 = 1082607377 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1082607469) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 426474 + ... + 429004.
Almost surely, 21082607409 is an apocalyptic number.
1082607409 is the 32903-rd square number.
1082607409 is the 16452-nd centered octagonal number.
It is an amenable number.
1082607409 is a deficient number, since it is larger than the sum of its proper divisors (90146810).
1082607409 is an frugal number, since it uses more digits than its factorization.
1082607409 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5088 (or 2544 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 37.
The cubic root of 1082607409 is about 1026.8105723371.
The spelling of 1082607409 in words is "one billion, eighty-two million, six hundred seven thousand, four hundred nine".
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