Base | Representation |
---|---|
bin | 1011111011000… |
… | …10111111110010 |
3 | 20222012112221020 |
4 | 11331202333302 |
5 | 201101121320 |
6 | 13531440310 |
7 | 2323105053 |
oct | 575427762 |
9 | 228175836 |
10 | 100020210 |
11 | 51505734 |
12 | 295b6096 |
13 | 1794ca74 |
14 | d3d872a |
15 | 8baa940 |
hex | 5f62ff2 |
100020210 has 32 divisors (see below), whose sum is σ = 242386560. Its totient is φ = 26412288.
The previous prime is 100020191. The next prime is 100020233. The reversal of 100020210 is 12020001.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (6).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13095 + ... + 19274.
It is an arithmetic number, because the mean of its divisors is an integer number (7574580).
Almost surely, 2100020210 is an apocalyptic number.
100020210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
100020210 is an abundant number, since it is smaller than the sum of its proper divisors (142366350).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100020210 is a wasteful number, since it uses less digits than its factorization.
100020210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32482.
The product of its (nonzero) digits is 4, while the sum is 6.
The square root of 100020210 is about 10001.0104489496. The cubic root of 100020210 is about 464.1901500918.
Adding to 100020210 its reverse (12020001), we get a palindrome (112040211).
The spelling of 100020210 in words is "one hundred million, twenty thousand, two hundred ten".
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