Base | Representation |
---|---|
bin | 101110101111100000001… |
… | …101001011011101100000 |
3 | 102101001222220211102101210 |
4 | 232233200031023131200 |
5 | 410111341120340222 |
6 | 10455341440030120 |
7 | 451031612353440 |
oct | 56574015133540 |
9 | 12331886742353 |
10 | 3212102121312 |
11 | 10292769a9827 |
12 | 43a63a602340 |
13 | 1a3b911baab6 |
14 | b16763ba120 |
15 | 5884a3abd0c |
hex | 2ebe034b760 |
3212102121312 has 96 divisors (see below), whose sum is σ = 9659305555200. Its totient is φ = 915553064448.
The previous prime is 3212102121259. The next prime is 3212102121331. The reversal of 3212102121312 is 2131212012123.
3212102121312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (96).
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5422387 + ... + 5985522.
It is an arithmetic number, because the mean of its divisors is an integer number (100617766200).
Almost surely, 23212102121312 is an apocalyptic number.
3212102121312 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
3212102121312 is an abundant number, since it is smaller than the sum of its proper divisors (6447203433888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3212102121312 is a wasteful number, since it uses less digits than its factorization.
3212102121312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11408348 (or 11408340 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 21.
Adding to 3212102121312 its reverse (2131212012123), we get a palindrome (5343314133435).
The spelling of 3212102121312 in words is "three trillion, two hundred twelve billion, one hundred two million, one hundred twenty-one thousand, three hundred twelve".
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