Base | Representation |
---|---|
bin | 10100000010011… |
… | …11010101101010 |
3 | 102201022012220122 |
4 | 22001033111222 |
5 | 321013102010 |
6 | 24402523242 |
7 | 4110542045 |
oct | 1201172552 |
9 | 381265818 |
10 | 168097130 |
11 | 86982953 |
12 | 48366522 |
13 | 28a97176 |
14 | 18479c5c |
15 | eb56855 |
hex | a04f56a |
168097130 has 16 divisors (see below), whose sum is σ = 309955464. Its totient is φ = 65598720.
The previous prime is 168097129. The next prime is 168097157. The reversal of 168097130 is 31790861.
It can be written as a sum of positive squares in 4 ways, for example, as 34023889 + 134073241 = 5833^2 + 11579^2 .
It is a super-2 number, since 2×1680971302 = 56513290228473800, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204587 + ... + 205406.
Almost surely, 2168097130 is an apocalyptic number.
168097130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
168097130 is a deficient number, since it is larger than the sum of its proper divisors (141858334).
168097130 is a wasteful number, since it uses less digits than its factorization.
168097130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 410041.
The product of its (nonzero) digits is 9072, while the sum is 35.
The square root of 168097130 is about 12965.2277264998. The cubic root of 168097130 is about 551.8911537994.
The spelling of 168097130 in words is "one hundred sixty-eight million, ninety-seven thousand, one hundred thirty".
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