Base | Representation |
---|---|
bin | 1011000111011110100110… |
… | …0011010101100111010100 |
3 | 1121021111221212200020002201 |
4 | 2301313221203111213110 |
5 | 3100230402134441040 |
6 | 41555114220014244 |
7 | 2401042551250663 |
oct | 261675143254724 |
9 | 47244855606081 |
10 | 12223100312020 |
11 | 399287351a364 |
12 | 1454b03691384 |
13 | 6a88307c0730 |
14 | 30385ba20dda |
15 | 162e3e3bba9a |
hex | b1de98d59d4 |
12223100312020 has 24 divisors (see below), whose sum is σ = 27643011475464. Its totient is φ = 4513144730496.
The previous prime is 12223100312009. The next prime is 12223100312081. The reversal of 12223100312020 is 2021300132221.
It can be written as a sum of positive squares in 4 ways, for example, as 2831560060176 + 9391540251844 = 1682724^2 + 3064562^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23505961879 + ... + 23505962398.
It is an arithmetic number, because the mean of its divisors is an integer number (1151792144811).
Almost surely, 212223100312020 is an apocalyptic number.
12223100312020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12223100312020 is an abundant number, since it is smaller than the sum of its proper divisors (15419911163444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12223100312020 is a wasteful number, since it uses less digits than its factorization.
12223100312020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47011924299 (or 47011924297 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 12223100312020 its reverse (2021300132221), we get a palindrome (14244400444241).
The spelling of 12223100312020 in words is "twelve trillion, two hundred twenty-three billion, one hundred million, three hundred twelve thousand, twenty".
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