Base | Representation |
---|---|
bin | 10010011011110… |
… | …000101111000100 |
3 | 210112221102010000 |
4 | 102123300233010 |
5 | 1113133024041 |
6 | 50404401300 |
7 | 10443505134 |
oct | 2233605704 |
9 | 715842100 |
10 | 309267396 |
11 | 149634199 |
12 | 876a6230 |
13 | 4c0c4079 |
14 | 2d106ac4 |
15 | 1c23ebb6 |
hex | 126f0bc4 |
309267396 has 45 divisors (see below), whose sum is σ = 809314429. Its totient is φ = 102983616.
The previous prime is 309267373. The next prime is 309267403. The reversal of 309267396 is 693762903.
The square root of 309267396 is 17586.
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., 289340100 + 19927296 = 17010^2 + 4464^2 .
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 316060 + ... + 317036.
Almost surely, 2309267396 is an apocalyptic number.
309267396 is a gapful number since it is divisible by the number (36) formed by its first and last digit.
309267396 is the 17586-th square number.
It is an amenable number.
309267396 is an abundant number, since it is smaller than the sum of its proper divisors (500047033).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
309267396 is an frugal number, since it uses more digits than its factorization.
309267396 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1970 (or 982 counting only the distinct ones).
The product of its (nonzero) digits is 367416, while the sum is 45.
The cubic root of 309267396 is about 676.2563859481.
The spelling of 309267396 in words is "three hundred nine million, two hundred sixty-seven thousand, three hundred ninety-six".
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