Base | Representation |
---|---|
bin | 11101011010100000001… |
… | …011111110000001100000 |
3 | 21011020101102011211200211 |
4 | 131122200023332001200 |
5 | 231104131430340222 |
6 | 4144325500023504 |
7 | 266015150355034 |
oct | 35324013760140 |
9 | 7136342154624 |
10 | 2021322121312 |
11 | 70a26870714a |
12 | 2878b4831b94 |
13 | 1187c0b20ac0 |
14 | 6db925b41c4 |
15 | 378a4d58277 |
hex | 1d6a02fe060 |
2021322121312 has 24 divisors (see below), whose sum is σ = 4285591613856. Its totient is φ = 932917901952.
The previous prime is 2021322121303. The next prime is 2021322121327. The reversal of 2021322121312 is 2131212231202.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2429473288 + ... + 2429474119.
It is an arithmetic number, because the mean of its divisors is an integer number (178566317244).
Almost surely, 22021322121312 is an apocalyptic number.
It is an amenable number.
2021322121312 is an abundant number, since it is smaller than the sum of its proper divisors (2264269492544).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2021322121312 is a wasteful number, since it uses less digits than its factorization.
2021322121312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4858947430 (or 4858947422 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 22.
Adding to 2021322121312 its reverse (2131212231202), we get a palindrome (4152534352514).
The spelling of 2021322121312 in words is "two trillion, twenty-one billion, three hundred twenty-two million, one hundred twenty-one thousand, three hundred twelve".
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