Base | Representation |
---|---|
bin | 11110101001101000… |
… | …00011000000000101 |
3 | 1120110210120122012012 |
4 | 33110310003000011 |
5 | 232200030043321 |
6 | 11320502304005 |
7 | 1121530605434 |
oct | 172464030005 |
9 | 46423518165 |
10 | 16455315461 |
11 | 6a84662072 |
12 | 3232a28005 |
13 | 17231c4470 |
14 | b2161511b |
15 | 66498405b |
hex | 3d4d03005 |
16455315461 has 8 divisors (see below), whose sum is σ = 18763527384. Its totient is φ = 14296020480.
The previous prime is 16455315439. The next prime is 16455315463. The reversal of 16455315461 is 16451355461.
It can be written as a sum of positive squares in 4 ways, for example, as 3145078561 + 13310236900 = 56081^2 + 115370^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-16455315461 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (16455315463) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37229000 + ... + 37229441.
It is an arithmetic number, because the mean of its divisors is an integer number (2345440923).
Almost surely, 216455315461 is an apocalyptic number.
It is an amenable number.
16455315461 is a deficient number, since it is larger than the sum of its proper divisors (2308211923).
16455315461 is a wasteful number, since it uses less digits than its factorization.
16455315461 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 74458471.
The product of its digits is 216000, while the sum is 41.
The spelling of 16455315461 in words is "sixteen billion, four hundred fifty-five million, three hundred fifteen thousand, four hundred sixty-one".
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