Base | Representation |
---|---|
bin | 1001001100010001101101… |
… | …00101111010000111011100 |
3 | 2122120100100221202111010100 |
4 | 10212020312211322013130 |
5 | 10122132242143031022 |
6 | 110553423321141100 |
7 | 4154225530120563 |
oct | 446106645720734 |
9 | 78510327674110 |
10 | 20213032002012 |
11 | 6493331681233 |
12 | 232550762a790 |
13 | b381084cabb5 |
14 | 4dc45d038bda |
15 | 250bc247e1ac |
hex | 12623697a1dc |
20213032002012 has 36 divisors (see below), whose sum is σ = 51094262176776. Its totient is φ = 6737649765600.
The previous prime is 20213032001999. The next prime is 20213032002047. The reversal of 20213032002012 is 21020023031202.
20213032002012 is a `hidden beast` number, since 202 + 130 + 320 + 0 + 2 + 0 + 12 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is a super-2 number, since 2×202130320020122 (a number of 27 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
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, 9000178 + ... + 11019494.
It is an arithmetic number, because the mean of its divisors is an integer number (1419285060466).
Almost surely, 220213032002012 is an apocalyptic number.
It is an amenable number.
20213032002012 is an abundant number, since it is smaller than the sum of its proper divisors (30881230174764).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20213032002012 is a wasteful number, since it uses less digits than its factorization.
20213032002012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2297378 (or 2297373 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 20213032002012 its reverse (21020023031202), we get a palindrome (41233055033214).
The spelling of 20213032002012 in words is "twenty trillion, two hundred thirteen billion, thirty-two million, two thousand, twelve".
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