Base | Representation |
---|---|
bin | 1010001100010101111011… |
… | …0111001110111011100010 |
3 | 1110200101122100000122202200 |
4 | 2203011132313032323202 |
5 | 2432104231232301032 |
6 | 35500255423154030 |
7 | 2234455621346313 |
oct | 243053667167342 |
9 | 43611570018680 |
10 | 11207161212642 |
11 | 3630a2637516a |
12 | 1310033745916 |
13 | 633aa5272855 |
14 | 2aa60277a60a |
15 | 1467cd68e47c |
hex | a315edceee2 |
11207161212642 has 48 divisors (see below), whose sum is σ = 24557543424960. Its totient is φ = 3693474399456.
The previous prime is 11207161212613. The next prime is 11207161212647. The reversal of 11207161212642 is 24621216170211.
11207161212642 is a `hidden beast` number, since 1 + 1 + 2 + 0 + 7 + 1 + 6 + 1 + 2 + 1 + 2 + 642 = 666.
It is a super-2 number, since 2×112071612126422 (a number of 27 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 11207161212597 and 11207161212606.
It is not an unprimeable number, because it can be changed into a prime (11207161212647) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3735133 + ... + 6030384.
It is an arithmetic number, because the mean of its divisors is an integer number (511615488020).
Almost surely, 211207161212642 is an apocalyptic number.
11207161212642 is an abundant number, since it is smaller than the sum of its proper divisors (13350382212318).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11207161212642 is a wasteful number, since it uses less digits than its factorization.
11207161212642 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9766247 (or 9766244 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 36.
Adding to 11207161212642 its reverse (24621216170211), we get a palindrome (35828377382853).
The spelling of 11207161212642 in words is "eleven trillion, two hundred seven billion, one hundred sixty-one million, two hundred twelve thousand, six hundred forty-two".
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