Base | Representation |
---|---|
bin | 1111101101100… |
… | …10101001110100 |
3 | 100012000022202220 |
4 | 13312302221310 |
5 | 232220210024 |
6 | 21025002340 |
7 | 3160212351 |
oct | 766625164 |
9 | 305008686 |
10 | 131803764 |
11 | 68444134 |
12 | 381833b0 |
13 | 213ca7c1 |
14 | 1370d628 |
15 | b887e79 |
hex | 7db2a74 |
131803764 has 12 divisors (see below), whose sum is σ = 307542144. Its totient is φ = 43934584.
The previous prime is 131803717. The next prime is 131803783. The reversal of 131803764 is 467308131.
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5491812 + ... + 5491835.
It is an arithmetic number, because the mean of its divisors is an integer number (25628512).
Almost surely, 2131803764 is an apocalyptic number.
It is an amenable number.
131803764 is an abundant number, since it is smaller than the sum of its proper divisors (175738380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131803764 is a wasteful number, since it uses less digits than its factorization.
131803764 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10983654 (or 10983652 counting only the distinct ones).
The product of its (nonzero) digits is 12096, while the sum is 33.
The square root of 131803764 is about 11480.5820409943. The cubic root of 131803764 is about 508.9118977567.
The spelling of 131803764 in words is "one hundred thirty-one million, eight hundred three thousand, seven hundred sixty-four".
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