Base | Representation |
---|---|
bin | 10100001000110… |
… | …01100011000011 |
3 | 102202212022001112 |
4 | 22010121203003 |
5 | 321221103004 |
6 | 24432353535 |
7 | 4120561550 |
oct | 1204314303 |
9 | 382768045 |
10 | 168925379 |
11 | 87399157 |
12 | 486a58ab |
13 | 28cc715c |
14 | 18613a27 |
15 | ec6be6e |
hex | a1198c3 |
168925379 has 16 divisors (see below), whose sum is σ = 208770048. Its totient is φ = 133372032.
The previous prime is 168925369. The next prime is 168925397. The reversal of 168925379 is 973529861.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-168925379 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (168925349) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9509 + ... + 20694.
It is an arithmetic number, because the mean of its divisors is an integer number (13048128).
Almost surely, 2168925379 is an apocalyptic number.
168925379 is a deficient number, since it is larger than the sum of its proper divisors (39844669).
168925379 is a wasteful number, since it uses less digits than its factorization.
168925379 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30274.
The product of its digits is 816480, while the sum is 50.
The square root of 168925379 is about 12997.1296446562. The cubic root of 168925379 is about 552.7960960736.
The spelling of 168925379 in words is "one hundred sixty-eight million, nine hundred twenty-five thousand, three hundred seventy-nine".
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