Base | Representation |
---|---|
bin | 1111101101010… |
… | …10101001111011 |
3 | 100011221122211112 |
4 | 13312222221323 |
5 | 232213133003 |
6 | 21024150535 |
7 | 3160015010 |
oct | 766525173 |
9 | 304848745 |
10 | 131771003 |
11 | 68421561 |
12 | 3816844b |
13 | 213b8910 |
14 | 13701707 |
15 | b87d3d8 |
hex | 7daaa7b |
131771003 has 16 divisors (see below), whose sum is σ = 162919680. Its totient is φ = 103782816.
The previous prime is 131770967. The next prime is 131771021. The reversal of 131771003 is 300177131.
It is a cyclic number.
It is not a de Polignac number, because 131771003 - 28 = 131770747 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 131771003.
It is not an unprimeable number, because it can be changed into a prime (131771083) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17468 + ... + 23846.
It is an arithmetic number, because the mean of its divisors is an integer number (10182480).
Almost surely, 2131771003 is an apocalyptic number.
131771003 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
131771003 is a deficient number, since it is larger than the sum of its proper divisors (31148677).
131771003 is a wasteful number, since it uses less digits than its factorization.
131771003 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6626.
The product of its (nonzero) digits is 441, while the sum is 23.
The square root of 131771003 is about 11479.1551518394. The cubic root of 131771003 is about 508.8697294004.
The spelling of 131771003 in words is "one hundred thirty-one million, seven hundred seventy-one thousand, three".
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