Base | Representation |
---|---|
bin | 10011001110011… |
… | …11101111001000 |
3 | 102020111000201001 |
4 | 21213033233020 |
5 | 312242024031 |
6 | 24000504344 |
7 | 3665611606 |
oct | 1147175710 |
9 | 366430631 |
10 | 161283016 |
11 | 83049354 |
12 | 4601b0b4 |
13 | 2754c74b |
14 | 175c4876 |
15 | e25c861 |
hex | 99cfbc8 |
161283016 has 16 divisors (see below), whose sum is σ = 302616540. Its totient is φ = 80585280.
The previous prime is 161283013. The next prime is 161283019. The reversal of 161283016 is 610382161.
It is an interprime number because it is at equal distance from previous prime (161283013) and next prime (161283019).
It can be written as a sum of positive squares in 2 ways, for example, as 157402116 + 3880900 = 12546^2 + 1970^2 .
It is a super-2 number, since 2×1612830162 = 52024422500112512, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (161283011) 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, 6750 + ... + 19186.
Almost surely, 2161283016 is an apocalyptic number.
It is an amenable number.
161283016 is a deficient number, since it is larger than the sum of its proper divisors (141333524).
161283016 is a wasteful number, since it uses less digits than its factorization.
161283016 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14064 (or 14060 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 28.
The square root of 161283016 is about 12699.7250363935. The cubic root of 161283016 is about 544.3307623011.
The spelling of 161283016 in words is "one hundred sixty-one million, two hundred eighty-three thousand, sixteen".
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