Base | Representation |
---|---|
bin | 10100000010001… |
… | …01000101110110 |
3 | 102201020002100010 |
4 | 22001011011312 |
5 | 321010231113 |
6 | 24402001050 |
7 | 4110305505 |
oct | 1201050566 |
9 | 381202303 |
10 | 168055158 |
11 | 86954367 |
12 | 48346186 |
13 | 28a8102b |
14 | 1846883c |
15 | eb491c3 |
hex | a045176 |
168055158 has 32 divisors (see below), whose sum is σ = 351528192. Its totient is φ = 53460000.
The previous prime is 168055093. The next prime is 168055169. The reversal of 168055158 is 851550861.
It is a super-2 number, since 2×1680551582 = 56485072260809928, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
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, 73533 + ... + 75783.
It is an arithmetic number, because the mean of its divisors is an integer number (10985256).
Almost surely, 2168055158 is an apocalyptic number.
168055158 is an abundant number, since it is smaller than the sum of its proper divisors (183473034).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
168055158 is a wasteful number, since it uses less digits than its factorization.
168055158 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2820.
The product of its (nonzero) digits is 48000, while the sum is 39.
The square root of 168055158 is about 12963.6089882409. The cubic root of 168055158 is about 551.8452162637.
The spelling of 168055158 in words is "one hundred sixty-eight million, fifty-five thousand, one hundred fifty-eight".
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