Base | Representation |
---|---|
bin | 1001011011001111110… |
… | …0110011110000001000 |
3 | 120110222101020012210122 |
4 | 2112303330303300020 |
5 | 10123114302232412 |
6 | 202220235002412 |
7 | 14461563350624 |
oct | 2266374636010 |
9 | 513871205718 |
10 | 161932852232 |
11 | 627479676a8 |
12 | 27472b99408 |
13 | 12368833778 |
14 | 7ba24d0184 |
15 | 432b4d9572 |
hex | 25b3f33c08 |
161932852232 has 36 divisors (see below), whose sum is σ = 322573485255. Its totient is φ = 76194589696.
The previous prime is 161932852217. The next prime is 161932852241. The reversal of 161932852232 is 232258239161.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
161932852232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 5 ways, for example, as 151378577476 + 10554274756 = 389074^2 + 102734^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=284546.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 19344944 + ... + 19353312.
Almost surely, 2161932852232 is an apocalyptic number.
It is an amenable number.
161932852232 is a deficient number, since it is larger than the sum of its proper divisors (160640633023).
161932852232 is an frugal number, since it uses more digits than its factorization.
161932852232 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16778 (or 8388 counting only the distinct ones).
The product of its digits is 311040, while the sum is 44.
The spelling of 161932852232 in words is "one hundred sixty-one billion, nine hundred thirty-two million, eight hundred fifty-two thousand, two hundred thirty-two".
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