Base | Representation |
---|---|
bin | 101011010101010… |
… | …0111011001010001 |
3 | 10202022222110110202 |
4 | 1112222213121101 |
5 | 10434211340420 |
6 | 400140304545 |
7 | 51013616666 |
oct | 12652473121 |
9 | 3668873422 |
10 | 1454011985 |
11 | 68682a7a8 |
12 | 346b42155 |
13 | 1a231002a |
14 | db171a6d |
15 | 879b3575 |
hex | 56aa7651 |
1454011985 has 8 divisors (see below), whose sum is σ = 1766901120. Its totient is φ = 1148485104.
The previous prime is 1454011961. The next prime is 1454011991. The reversal of 1454011985 is 5891104541.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1454011985 - 28 = 1454011729 is a prime.
It is a super-2 number, since 2×14540119852 = 4228301705047280450, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1840127 + ... + 1840916.
It is an arithmetic number, because the mean of its divisors is an integer number (220862640).
Almost surely, 21454011985 is an apocalyptic number.
It is an amenable number.
1454011985 is a deficient number, since it is larger than the sum of its proper divisors (312889135).
1454011985 is an equidigital number, since it uses as much as digits as its factorization.
1454011985 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3681127.
The product of its (nonzero) digits is 28800, while the sum is 38.
The square root of 1454011985 is about 38131.5090836961. The cubic root of 1454011985 is about 1132.8941358091.
The spelling of 1454011985 in words is "one billion, four hundred fifty-four million, eleven thousand, nine hundred eighty-five".
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