Base | Representation |
---|---|
bin | 1111110100110000010000 |
3 | 21210202022112 |
4 | 33310300100 |
5 | 2030220430 |
6 | 224524452 |
7 | 50154665 |
oct | 17646020 |
9 | 7722275 |
10 | 4148240 |
11 | 23836a8 |
12 | 1480728 |
13 | b231a5 |
14 | 79da6c |
15 | 56e195 |
hex | 3f4c10 |
4148240 has 20 divisors (see below), whose sum is σ = 9644844. Its totient is φ = 1659264.
The previous prime is 4148239. The next prime is 4148269. The reversal of 4148240 is 428414.
It can be written as a sum of positive squares in 2 ways, for example, as 3041536 + 1106704 = 1744^2 + 1052^2 .
It is a tau number, because it is divible by the number of its divisors (20).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25847 + ... + 26006.
Almost surely, 24148240 is an apocalyptic number.
4148240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
4148240 is an abundant number, since it is smaller than the sum of its proper divisors (5496604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4148240 is a wasteful number, since it uses less digits than its factorization.
4148240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51866 (or 51860 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 23.
The square root of 4148240 is about 2036.7228579264. The cubic root of 4148240 is about 160.6773368793.
The spelling of 4148240 in words is "four million, one hundred forty-eight thousand, two hundred forty".
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