Base | Representation |
---|---|
bin | 111010101010… |
… | …0100000100000 |
3 | 2010212111201110 |
4 | 1311110200200 |
5 | 30333123343 |
6 | 3015103320 |
7 | 522261165 |
oct | 165244040 |
9 | 63774643 |
10 | 30754848 |
11 | 163a6633 |
12 | a371b40 |
13 | 64aa747 |
14 | 412806c |
15 | 2a77833 |
hex | 1d54820 |
30754848 has 48 divisors (see below), whose sum is σ = 83522880. Its totient is φ = 9897216.
The previous prime is 30754837. The next prime is 30754849. The reversal of 30754848 is 84845703.
It is a tau number, because it is divible by the number of its divisors (48).
It is not an unprimeable number, because it can be changed into a prime (30754849) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2740 + ... + 8307.
It is an arithmetic number, because the mean of its divisors is an integer number (1740060).
Almost surely, 230754848 is an apocalyptic number.
It is an amenable number.
30754848 is an abundant number, since it is smaller than the sum of its proper divisors (52768032).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30754848 is a wasteful number, since it uses less digits than its factorization.
30754848 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11089 (or 11081 counting only the distinct ones).
The product of its (nonzero) digits is 107520, while the sum is 39.
The square root of 30754848 is about 5545.7053654157. The cubic root of 30754848 is about 313.3077912885.
It can be divided in two parts, 307 and 54848, that added together give a palindrome (55155).
The spelling of 30754848 in words is "thirty million, seven hundred fifty-four thousand, eight hundred forty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •