Base | Representation |
---|---|
bin | 1001010100000100000… |
… | …0000000000000000001 |
3 | 120021222222100001211021 |
4 | 2111001000000000001 |
5 | 10110142100341433 |
6 | 201301023345441 |
7 | 14363025120604 |
oct | 2250100000001 |
9 | 507888301737 |
10 | 160004308993 |
11 | 61948296611 |
12 | 27015152281 |
13 | 1211c118019 |
14 | 7a5c31633b |
15 | 426703e22d |
hex | 2541000001 |
160004308993 has 4 divisors (see below), whose sum is σ = 160084193328. Its totient is φ = 159924424660.
The previous prime is 160004308991. The next prime is 160004309029. The reversal of 160004308993 is 399803400061.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 160004308993 - 21 = 160004308991 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (160004308991) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39939163 + ... + 39943168.
It is an arithmetic number, because the mean of its divisors is an integer number (40021048332).
It is a Proth number, since it is equal to 9537 ⋅ 224 + 1 and 9537 < 224.
Almost surely, 2160004308993 is an apocalyptic number.
It is an amenable number.
160004308993 is a deficient number, since it is larger than the sum of its proper divisors (79884335).
160004308993 is an equidigital number, since it uses as much as digits as its factorization.
160004308993 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 79884334.
The product of its (nonzero) digits is 139968, while the sum is 43.
The spelling of 160004308993 in words is "one hundred sixty billion, four million, three hundred eight thousand, nine hundred ninety-three".
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