Base | Representation |
---|---|
bin | 1000100110010110111000… |
… | …11001000101100001000111 |
3 | 2110221210101102101001012020 |
4 | 10103023130121011201013 |
5 | 4434310433230210321 |
6 | 104115111113054223 |
7 | 3661132662334146 |
oct | 423133431054107 |
9 | 73853342331166 |
10 | 18910143600711 |
11 | 6030824092430 |
12 | 2154ab49b7373 |
13 | a722acb9417c |
14 | 49538201775d |
15 | 22bd69bab4c6 |
hex | 1132dc645847 |
18910143600711 has 32 divisors (see below), whose sum is σ = 28432433479680. Its totient is φ = 11075567301600.
The previous prime is 18910143600707. The next prime is 18910143600731. The reversal of 18910143600711 is 11700634101981.
It is not a de Polignac number, because 18910143600711 - 22 = 18910143600707 is a prime.
It is a super-2 number, since 2×189101436007112 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18910143600731) 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, 12119115 + ... + 13590188.
It is an arithmetic number, because the mean of its divisors is an integer number (888513546240).
Almost surely, 218910143600711 is an apocalyptic number.
18910143600711 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
18910143600711 is a deficient number, since it is larger than the sum of its proper divisors (9522289878969).
18910143600711 is a wasteful number, since it uses less digits than its factorization.
18910143600711 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25710067.
The product of its (nonzero) digits is 36288, while the sum is 42.
The spelling of 18910143600711 in words is "eighteen trillion, nine hundred ten billion, one hundred forty-three million, six hundred thousand, seven hundred eleven".
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