Base | Representation |
---|---|
bin | 101110100100110111… |
… | …0101011001100001110 |
3 | 100120011122120102202201 |
4 | 1131021232223030032 |
5 | 3114320413020420 |
6 | 113541001512114 |
7 | 10140422225500 |
oct | 1351156531416 |
9 | 316148512681 |
10 | 100021220110 |
11 | 3946740a089 |
12 | 17474aa263a |
13 | 958002c316 |
14 | 4babbc5d70 |
15 | 290602c10a |
hex | 1749bab30e |
100021220110 has 96 divisors (see below), whose sum is σ = 218802215520. Its totient is φ = 32782176000.
The previous prime is 100021220099. The next prime is 100021220129. The reversal of 100021220110 is 11022120001.
100021220110 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1400365 + ... + 1470055.
It is an arithmetic number, because the mean of its divisors is an integer number (2279189745).
Almost surely, 2100021220110 is an apocalyptic number.
100021220110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
100021220110 is an abundant number, since it is smaller than the sum of its proper divisors (118780995410).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100021220110 is a wasteful number, since it uses less digits than its factorization.
100021220110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69842 (or 69835 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 10.
Adding to 100021220110 its reverse (11022120001), we get a palindrome (111043340111).
The spelling of 100021220110 in words is "one hundred billion, twenty-one million, two hundred twenty thousand, one hundred ten".
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