Base | Representation |
---|---|
bin | 1111101000001… |
… | …11011000010110 |
3 | 100010200200110011 |
4 | 13310013120112 |
5 | 232030232410 |
6 | 21001550434 |
7 | 3151231150 |
oct | 764073026 |
9 | 303620404 |
10 | 131102230 |
11 | 68005056 |
12 | 37aa541a |
13 | 212133ac |
14 | 135a9ad0 |
15 | b79a18a |
hex | 7d07616 |
131102230 has 16 divisors (see below), whose sum is σ = 269696160. Its totient is φ = 44949312.
The previous prime is 131102221. The next prime is 131102263. The reversal of 131102230 is 32201131.
It is a self number, because there is not a number n which added to its sum of digits gives 131102230.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 936375 + ... + 936514.
It is an arithmetic number, because the mean of its divisors is an integer number (16856010).
Almost surely, 2131102230 is an apocalyptic number.
131102230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
131102230 is an abundant number, since it is smaller than the sum of its proper divisors (138593930).
131102230 is a wasteful number, since it uses less digits than its factorization.
131102230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1872903.
The product of its (nonzero) digits is 36, while the sum is 13.
The square root of 131102230 is about 11449.9882096009. The cubic root of 131102230 is about 508.0073856574.
Adding to 131102230 its reverse (32201131), we get a palindrome (163303361).
The spelling of 131102230 in words is "one hundred thirty-one million, one hundred two thousand, two hundred thirty".
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