Base | Representation |
---|---|
bin | 1001001100010010001111… |
… | …10100110100010010111000 |
3 | 2122120101010002210100120002 |
4 | 10212021013310310102320 |
5 | 10122133340201414000 |
6 | 110553512130052132 |
7 | 4154235640450115 |
oct | 446110764642270 |
9 | 78511102710502 |
10 | 20213321123000 |
11 | 649346a8a50a5 |
12 | 232558841a048 |
13 | b38153389cc5 |
14 | 4dc4895b990c |
15 | 250bdca3e8d5 |
hex | 126247d344b8 |
20213321123000 has 128 divisors (see below), whose sum is σ = 47374209305280. Its totient is φ = 8072510054400.
The previous prime is 20213321122991. The next prime is 20213321123153. The reversal of 20213321123000 is 32112331202.
It is a super-2 number, since 2×202133211230002 (a number of 27 digits) contains 22 as substring.
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 31 ways as a sum of consecutive naturals, for example, 3451136072 + ... + 3451141928.
Almost surely, 220213321123000 is an apocalyptic number.
20213321123000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20213321123000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23687104652640).
20213321123000 is an abundant number, since it is smaller than the sum of its proper divisors (27160888182280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20213321123000 is a wasteful number, since it uses less digits than its factorization.
20213321123000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10762 (or 10748 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 20213321123000 its reverse (32112331202), we get a palindrome (20245433454202).
The spelling of 20213321123000 in words is "twenty trillion, two hundred thirteen billion, three hundred twenty-one million, one hundred twenty-three thousand".
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