Base | Representation |
---|---|
bin | 10010101001011010… |
… | …101011001000011100 |
3 | 1220200101022201011002 |
4 | 102221122223020130 |
5 | 312001141223400 |
6 | 13110441245432 |
7 | 1306111662203 |
oct | 225132531034 |
9 | 56611281132 |
10 | 20022211100 |
11 | 854501a601 |
12 | 3a69493878 |
13 | 1b711835b8 |
14 | d7d22823a |
15 | 7c2ba6ed5 |
hex | 4a96ab21c |
20022211100 has 72 divisors (see below), whose sum is σ = 43798530048. Its totient is φ = 7944580800.
The previous prime is 20022211093. The next prime is 20022211129. The reversal of 20022211100 is 111222002.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6933857 + ... + 6936743.
Almost surely, 220022211100 is an apocalyptic number.
20022211100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20022211100 is an abundant number, since it is smaller than the sum of its proper divisors (23776318948).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20022211100 is a wasteful number, since it uses less digits than its factorization.
20022211100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3435 (or 3428 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 11.
Adding to 20022211100 its reverse (111222002), we get a palindrome (20133433102).
The spelling of 20022211100 in words is "twenty billion, twenty-two million, two hundred eleven thousand, one hundred".
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