Base | Representation |
---|---|
bin | 1011111100100… |
… | …01101011011100 |
3 | 20222120021020002 |
4 | 11332101223130 |
5 | 201123231140 |
6 | 13535513432 |
7 | 2324532401 |
oct | 576215334 |
9 | 228507202 |
10 | 100211420 |
11 | 51626361 |
12 | 29688878 |
13 | 179b8aca |
14 | d4482a8 |
15 | 8be7415 |
hex | 5f91adc |
100211420 has 24 divisors (see below), whose sum is σ = 211380624. Its totient is φ = 39906176.
The previous prime is 100211389. The next prime is 100211477. The reversal of 100211420 is 24112001.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6497 + ... + 15576.
It is an arithmetic number, because the mean of its divisors is an integer number (8807526).
Almost surely, 2100211420 is an apocalyptic number.
100211420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
100211420 is an abundant number, since it is smaller than the sum of its proper divisors (111169204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100211420 is a wasteful number, since it uses less digits than its factorization.
100211420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22309 (or 22307 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 11.
The square root of 100211420 is about 10010.5654185965. The cubic root of 100211420 is about 464.4857613446.
Adding to 100211420 its reverse (24112001), we get a palindrome (124323421).
The spelling of 100211420 in words is "one hundred million, two hundred eleven thousand, four hundred twenty".
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