Base | Representation |
---|---|
bin | 1010100010100101110… |
… | …1100110011110010111 |
3 | 122022102001222010110012 |
4 | 2220221131212132113 |
5 | 10431330032031210 |
6 | 215104451550435 |
7 | 16040302513550 |
oct | 2505135463627 |
9 | 568361863405 |
10 | 181084252055 |
11 | 6a885380863 |
12 | 2b1188bb41b |
13 | 140cb470305 |
14 | 8a9bbd9327 |
15 | 4a9c9cd305 |
hex | 2a29766797 |
181084252055 has 16 divisors (see below), whose sum is σ = 248452532544. Its totient is φ = 124117850880.
The previous prime is 181084252051. The next prime is 181084252057. The reversal of 181084252055 is 550252480181.
It is not a de Polignac number, because 181084252055 - 22 = 181084252051 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (181084252051) 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, 1047926 + ... + 1208435.
It is an arithmetic number, because the mean of its divisors is an integer number (15528283284).
Almost surely, 2181084252055 is an apocalyptic number.
181084252055 is a deficient number, since it is larger than the sum of its proper divisors (67368280489).
181084252055 is a wasteful number, since it uses less digits than its factorization.
181084252055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2258666.
The product of its (nonzero) digits is 128000, while the sum is 41.
The spelling of 181084252055 in words is "one hundred eighty-one billion, eighty-four million, two hundred fifty-two thousand, fifty-five".
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