Base | Representation |
---|---|
bin | 11110101111001111011… |
… | …111101110100011100000 |
3 | 21110221020112012021001102 |
4 | 132233033133232203200 |
5 | 234102002344040300 |
6 | 4254214253053532 |
7 | 305416004653625 |
oct | 36571737564340 |
9 | 7427215167042 |
10 | 2112310143200 |
11 | 74490a00a754 |
12 | 2a14684872a8 |
13 | 1242615481ca |
14 | 743447c234c |
15 | 39e2ccec0d5 |
hex | 1ebcf7ee8e0 |
2112310143200 has 72 divisors (see below), whose sum is σ = 5334493648680. Its totient is φ = 815788736000.
The previous prime is 2112310143169. The next prime is 2112310143227. The reversal of 2112310143200 is 23410132112.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45500726 + ... + 45547125.
It is an arithmetic number, because the mean of its divisors is an integer number (74090189565).
Almost surely, 22112310143200 is an apocalyptic number.
2112310143200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2112310143200 is an abundant number, since it is smaller than the sum of its proper divisors (3222183505480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2112310143200 is a wasteful number, since it uses less digits than its factorization.
2112310143200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 91047900 (or 91047887 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 20.
Adding to 2112310143200 its reverse (23410132112), we get a palindrome (2135720275312).
The spelling of 2112310143200 in words is "two trillion, one hundred twelve billion, three hundred ten million, one hundred forty-three thousand, two hundred".
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