Base | Representation |
---|---|
bin | 10010101001011001… |
… | …111110011011100000 |
3 | 1220200100222101222121 |
4 | 102221121332123200 |
5 | 312001114344000 |
6 | 13110433314024 |
7 | 1306110300322 |
oct | 225131763340 |
9 | 56610871877 |
10 | 20022028000 |
11 | 8544a04a87 |
12 | 3a69405914 |
13 | 1b7111b160 |
14 | d7d1bb612 |
15 | 7c2b6cb1a |
hex | 4a967e6e0 |
20022028000 has 96 divisors (see below), whose sum is σ = 52978423680. Its totient is φ = 7392729600.
The previous prime is 20022027947. The next prime is 20022028003. The reversal of 20022028000 is 82022002.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20022028003) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140520 + ... + 244519.
It is an arithmetic number, because the mean of its divisors is an integer number (551858580).
Almost surely, 220022028000 is an apocalyptic number.
20022028000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20022028000 is an abundant number, since it is smaller than the sum of its proper divisors (32956395680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20022028000 is a wasteful number, since it uses less digits than its factorization.
20022028000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 385077 (or 385059 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 16.
The spelling of 20022028000 in words is "twenty billion, twenty-two million, twenty-eight thousand".
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