Base | Representation |
---|---|
bin | 101011010000010… |
… | …1011110101011010 |
3 | 10202011002012110220 |
4 | 1112200223311122 |
5 | 10433030034410 |
6 | 400004420510 |
7 | 50652525222 |
oct | 12640536532 |
9 | 3664065426 |
10 | 1451408730 |
11 | 685311952 |
12 | 3460a7736 |
13 | 1a190b145 |
14 | daa95082 |
15 | 8764c070 |
hex | 5682bd5a |
1451408730 has 32 divisors (see below), whose sum is σ = 3487809024. Its totient is φ = 386550336.
The previous prime is 1451408723. The next prime is 1451408797. The reversal of 1451408730 is 378041541.
It is a zygodrome in base 4.
It is a junction number, because it is equal to n+sod(n) for n = 1451408691 and 1451408700.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6442 + ... + 54261.
It is an arithmetic number, because the mean of its divisors is an integer number (108994032).
Almost surely, 21451408730 is an apocalyptic number.
1451408730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1451408730 is an abundant number, since it is smaller than the sum of its proper divisors (2036400294).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1451408730 is a wasteful number, since it uses less digits than its factorization.
1451408730 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61510.
The product of its (nonzero) digits is 13440, while the sum is 33.
The square root of 1451408730 is about 38097.3585698536. The cubic root of 1451408730 is about 1132.2176227791.
The spelling of 1451408730 in words is "one billion, four hundred fifty-one million, four hundred eight thousand, seven hundred thirty".
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