Base | Representation |
---|---|
bin | 11101110100011000101000… |
… | …101000111101111111111100 |
3 | 122012100011120000102022200100 |
4 | 131310120220220331333330 |
5 | 114142122300042310122 |
6 | 1142530205505201100 |
7 | 36423533036021355 |
oct | 3564305050757774 |
9 | 565304500368610 |
10 | 131143213244412 |
11 | 38871584a86356 |
12 | 12860524930190 |
13 | 58239a103aa65 |
14 | 24555188a8d2c |
15 | 1026508b98aac |
hex | 774628a3dffc |
131143213244412 has 36 divisors (see below), whose sum is σ = 351000953096976. Its totient is φ = 41142968860800.
The previous prime is 131143213244411. The next prime is 131143213244437. The reversal of 131143213244412 is 214442312341131.
131143213244412 is a `hidden beast` number, since 1 + 3 + 1 + 1 + 4 + 3 + 213 + 24 + 4 + 412 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is a super-2 number, since 2×1311432132444122 (a number of 29 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131143213244411) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 107143147464 + ... + 107143148687.
It is an arithmetic number, because the mean of its divisors is an integer number (9750026474916).
Almost surely, 2131143213244412 is an apocalyptic number.
131143213244412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
131143213244412 is an abundant number, since it is smaller than the sum of its proper divisors (219857739852564).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131143213244412 is a wasteful number, since it uses less digits than its factorization.
131143213244412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 214286296178 (or 214286296173 counting only the distinct ones).
The product of its digits is 55296, while the sum is 36.
Adding to 131143213244412 its reverse (214442312341131), we get a palindrome (345585525585543).
The spelling of 131143213244412 in words is "one hundred thirty-one trillion, one hundred forty-three billion, two hundred thirteen million, two hundred forty-four thousand, four hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.082 sec. • engine limits •