Base | Representation |
---|---|
bin | 10100010000110… |
… | …00001100000000 |
3 | 102211211021210100 |
4 | 22020120030000 |
5 | 322002442014 |
6 | 24511002400 |
7 | 4132464435 |
oct | 1210301400 |
9 | 384737710 |
10 | 169968384 |
11 | 87a40843 |
12 | 48b09400 |
13 | 292a0b11 |
14 | 18805b8c |
15 | edc6009 |
hex | a218300 |
169968384 has 54 divisors (see below), whose sum is σ = 490067396. Its totient is φ = 56655360.
The previous prime is 169968377. The next prime is 169968389. The reversal of 169968384 is 483869961.
It is a nude number because it is divisible by every one of its digits.
It is a self number, because there is not a number n which added to its sum of digits gives 169968384.
It is not an unprimeable number, because it can be changed into a prime (169968389) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 34582 + ... + 39189.
Almost surely, 2169968384 is an apocalyptic number.
It is an amenable number.
169968384 is an abundant number, since it is smaller than the sum of its proper divisors (320099012).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
169968384 is an equidigital number, since it uses as much as digits as its factorization.
169968384 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 73793 (or 73776 counting only the distinct ones).
The product of its digits is 2239488, while the sum is 54.
The square root of 169968384 is about 13037.1923357754. The cubic root of 169968384 is about 553.9314820100.
The spelling of 169968384 in words is "one hundred sixty-nine million, nine hundred sixty-eight thousand, three hundred eighty-four".
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