Base | Representation |
---|---|
bin | 10010010111000… |
… | …111000111011001 |
3 | 210110122110212222 |
4 | 102113013013121 |
5 | 1112330021340 |
6 | 50322313425 |
7 | 10430240063 |
oct | 2227070731 |
9 | 713573788 |
10 | 308048345 |
11 | 148981310 |
12 | 871b8875 |
13 | 4ba88237 |
14 | 2ccaa733 |
15 | 1c09d8b5 |
hex | 125c71d9 |
308048345 has 16 divisors (see below), whose sum is σ = 412644672. Its totient is φ = 218823360.
The previous prime is 308048341. The next prime is 308048357. The reversal of 308048345 is 543840803.
It is a happy number.
It is not a de Polignac number, because 308048345 - 22 = 308048341 is a prime.
It is not an unprimeable number, because it can be changed into a prime (308048341) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62762 + ... + 67491.
It is an arithmetic number, because the mean of its divisors is an integer number (25790292).
Almost surely, 2308048345 is an apocalyptic number.
It is an amenable number.
308048345 is a deficient number, since it is larger than the sum of its proper divisors (104596327).
308048345 is a wasteful number, since it uses less digits than its factorization.
308048345 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 130312.
The product of its (nonzero) digits is 46080, while the sum is 35.
The square root of 308048345 is about 17551.3060767568. The cubic root of 308048345 is about 675.3666741214.
The spelling of 308048345 in words is "three hundred eight million, forty-eight thousand, three hundred forty-five".
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