Base | Representation |
---|---|
bin | 1111101010111… |
… | …11111110001111 |
3 | 100011101010012220 |
4 | 13311133332033 |
5 | 232123340403 |
6 | 21013430423 |
7 | 3154302120 |
oct | 765377617 |
9 | 304333186 |
10 | 131465103 |
11 | 68232750 |
12 | 3803b413 |
13 | 2130c603 |
14 | 13662047 |
15 | b81c953 |
hex | 7d5ff8f |
131465103 has 32 divisors (see below), whose sum is σ = 219420672. Its totient is φ = 68018400.
The previous prime is 131465101. The next prime is 131465119. The reversal of 131465103 is 301564131.
It is not a de Polignac number, because 131465103 - 21 = 131465101 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131465101) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 64368 + ... + 66378.
It is an arithmetic number, because the mean of its divisors is an integer number (6856896).
Almost surely, 2131465103 is an apocalyptic number.
131465103 is a deficient number, since it is larger than the sum of its proper divisors (87955569).
131465103 is a wasteful number, since it uses less digits than its factorization.
131465103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2315.
The product of its (nonzero) digits is 1080, while the sum is 24.
The square root of 131465103 is about 11465.8232587111. The cubic root of 131465103 is about 508.4756521574.
The spelling of 131465103 in words is "one hundred thirty-one million, four hundred sixty-five thousand, one hundred three".
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