Base | Representation |
---|---|
bin | 11001011110100… |
… | …101010111000100 |
3 | 1002210022121002002 |
4 | 121132211113010 |
5 | 1333411311443 |
6 | 110225404432 |
7 | 13410150230 |
oct | 3136452704 |
9 | 1083277062 |
10 | 427447748 |
11 | 1aa312902 |
12 | bb199718 |
13 | 6a731980 |
14 | 40aab5c0 |
15 | 277d62b8 |
hex | 197a55c4 |
427447748 has 24 divisors (see below), whose sum is σ = 920657472. Its totient is φ = 169100064.
The previous prime is 427447723. The next prime is 427447781. The reversal of 427447748 is 847744724.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 586790 + ... + 587517.
It is an arithmetic number, because the mean of its divisors is an integer number (38360728).
Almost surely, 2427447748 is an apocalyptic number.
It is an amenable number.
427447748 is an abundant number, since it is smaller than the sum of its proper divisors (493209724).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
427447748 is a wasteful number, since it uses less digits than its factorization.
427447748 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1174331 (or 1174329 counting only the distinct ones).
The product of its digits is 1404928, while the sum is 47.
The square root of 427447748 is about 20674.8095033546. The cubic root of 427447748 is about 753.2879341077.
The spelling of 427447748 in words is "four hundred twenty-seven million, four hundred forty-seven thousand, seven hundred forty-eight".
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