Base | Representation |
---|---|
bin | 1001010101100111001… |
… | …0010110000011011001 |
3 | 120100001221211110202111 |
4 | 2111121302112003121 |
5 | 10112020030102310 |
6 | 201410200432321 |
7 | 14406234600421 |
oct | 2253162260331 |
9 | 510057743674 |
10 | 160420159705 |
11 | 62040aa8393 |
12 | 271104786a1 |
13 | 12187319230 |
14 | 7a9b645481 |
15 | 428d7d428a |
hex | 2559c960d9 |
160420159705 has 16 divisors (see below), whose sum is σ = 214460905680. Its totient is φ = 114379147008.
The previous prime is 160420159693. The next prime is 160420159723. The reversal of 160420159705 is 507951024061.
It can be written as a sum of positive squares in 8 ways, for example, as 13314159769 + 147105999936 = 115387^2 + 383544^2 .
It is a cyclic number.
It is not a de Polignac number, because 160420159705 - 231 = 158272676057 is a prime.
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, 42549882 + ... + 42553651.
It is an arithmetic number, because the mean of its divisors is an integer number (13403806605).
Almost surely, 2160420159705 is an apocalyptic number.
It is an amenable number.
160420159705 is a deficient number, since it is larger than the sum of its proper divisors (54040745975).
160420159705 is a wasteful number, since it uses less digits than its factorization.
160420159705 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 85103580.
The product of its (nonzero) digits is 75600, while the sum is 40.
The spelling of 160420159705 in words is "one hundred sixty billion, four hundred twenty million, one hundred fifty-nine thousand, seven hundred five".
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