Base | Representation |
---|---|
bin | 1010111110010… |
… | …1100010110101 |
3 | 10012121111220002 |
4 | 2233211202311 |
5 | 43240411411 |
6 | 4322321045 |
7 | 1066145165 |
oct | 257454265 |
9 | 105544802 |
10 | 46028981 |
11 | 23a89289 |
12 | 134b9185 |
13 | 96c7aab |
14 | 61825a5 |
15 | 409333b |
hex | 2be58b5 |
46028981 has 2 divisors, whose sum is σ = 46028982. Its totient is φ = 46028980.
The previous prime is 46028959. The next prime is 46028993. The reversal of 46028981 is 18982064.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 44488900 + 1540081 = 6670^2 + 1241^2 .
It is a cyclic number.
It is not a de Polignac number, because 46028981 - 210 = 46027957 is a prime.
It is a super-2 number, since 2×460289812 = 4237334183796722, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (46028951) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23014490 + 23014491.
It is an arithmetic number, because the mean of its divisors is an integer number (23014491).
Almost surely, 246028981 is an apocalyptic number.
It is an amenable number.
46028981 is a deficient number, since it is larger than the sum of its proper divisors (1).
46028981 is an equidigital number, since it uses as much as digits as its factorization.
46028981 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 27648, while the sum is 38.
The square root of 46028981 is about 6784.4661543853. The cubic root of 46028981 is about 358.3800179065.
The spelling of 46028981 in words is "forty-six million, twenty-eight thousand, nine hundred eighty-one".
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