Base | Representation |
---|---|
bin | 100101111011100011100 |
3 | 2100010221122 |
4 | 10233130130 |
5 | 304233113 |
6 | 42350112 |
7 | 13364432 |
oct | 4573434 |
9 | 2303848 |
10 | 1242908 |
11 | 7798a7 |
12 | 4bb338 |
13 | 346964 |
14 | 244d52 |
15 | 198408 |
hex | 12f71c |
1242908 has 6 divisors (see below), whose sum is σ = 2175096. Its totient is φ = 621452.
The previous prime is 1242893. The next prime is 1242929. The reversal of 1242908 is 8092421.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155360 + ... + 155367.
It is an arithmetic number, because the mean of its divisors is an integer number (362516).
21242908 is an apocalyptic number.
It is an amenable number.
1242908 is a deficient number, since it is larger than the sum of its proper divisors (932188).
1242908 is a wasteful number, since it uses less digits than its factorization.
1242908 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 310731 (or 310729 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 26.
The square root of 1242908 is about 1114.8578384709. The cubic root of 1242908 is about 107.5176246567.
The spelling of 1242908 in words is "one million, two hundred forty-two thousand, nine hundred eight".
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