Base | Representation |
---|---|
bin | 1111101001011… |
… | …10001010110110 |
3 | 100010222202101121 |
4 | 13310232022312 |
5 | 232100323420 |
6 | 21005214154 |
7 | 3152462311 |
oct | 764561266 |
9 | 303882347 |
10 | 131261110 |
11 | 68103462 |
12 | 37b6135a |
13 | 2126a7c6 |
14 | 1360b978 |
15 | b7cc2aa |
hex | 7d2e2b6 |
131261110 has 16 divisors (see below), whose sum is σ = 236763936. Its totient is φ = 52394688.
The previous prime is 131261087. The next prime is 131261111. The reversal of 131261110 is 11162131.
131261110 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131261111) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8607 + ... + 18346.
It is an arithmetic number, because the mean of its divisors is an integer number (14797746).
Almost surely, 2131261110 is an apocalyptic number.
131261110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
131261110 is a deficient number, since it is larger than the sum of its proper divisors (105502826).
131261110 is a wasteful number, since it uses less digits than its factorization.
131261110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27447.
The product of its (nonzero) digits is 36, while the sum is 16.
The square root of 131261110 is about 11456.9241072812. The cubic root of 131261110 is about 508.2125172581.
The spelling of 131261110 in words is "one hundred thirty-one million, two hundred sixty-one thousand, one hundred ten".
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