Base | Representation |
---|---|
bin | 101010100100100… |
… | …0000100011000100 |
3 | 10200112211111120221 |
4 | 1111021000203010 |
5 | 10411134044100 |
6 | 353424034124 |
7 | 50253261040 |
oct | 12511004304 |
9 | 3615744527 |
10 | 1428424900 |
11 | 673343851 |
12 | 33a462944 |
13 | 199c21846 |
14 | d79d1020 |
15 | 8560c01a |
hex | 552408c4 |
1428424900 has 36 divisors (see below), whose sum is σ = 3542495488. Its totient is φ = 489745440.
The previous prime is 1428424819. The next prime is 1428424901. The reversal of 1428424900 is 94248241.
It is not an unprimeable number, because it can be changed into a prime (1428424901) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1019604 + ... + 1021003.
Almost surely, 21428424900 is an apocalyptic number.
1428424900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1428424900 is an abundant number, since it is smaller than the sum of its proper divisors (2114070588).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1428424900 is a wasteful number, since it uses less digits than its factorization.
1428424900 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2040628 (or 2040621 counting only the distinct ones).
The product of its (nonzero) digits is 18432, while the sum is 34.
The square root of 1428424900 is about 37794.5088604152. The cubic root of 1428424900 is about 1126.2093727120.
The spelling of 1428424900 in words is "one billion, four hundred twenty-eight million, four hundred twenty-four thousand, nine hundred".
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