Base | Representation |
---|---|
bin | 1100000100010… |
… | …00100000000001 |
3 | 21001110122000211 |
4 | 12002020200001 |
5 | 201403104101 |
6 | 14013314121 |
7 | 2336243020 |
oct | 602104001 |
9 | 231418024 |
10 | 101222401 |
11 | 52156985 |
12 | 29a95941 |
13 | 17c81017 |
14 | d62c8b7 |
15 | 8d46c51 |
hex | 6088801 |
101222401 has 8 divisors (see below), whose sum is σ = 117077184. Its totient is φ = 85716240.
The previous prime is 101222377. The next prime is 101222413. The reversal of 101222401 is 104222101.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 101222401 - 225 = 67667969 is a prime.
It is not an unprimeable number, because it can be changed into a prime (101222431) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86530 + ... + 87691.
It is an arithmetic number, because the mean of its divisors is an integer number (14634648).
Almost surely, 2101222401 is an apocalyptic number.
It is an amenable number.
101222401 is a deficient number, since it is larger than the sum of its proper divisors (15854783).
101222401 is an equidigital number, since it uses as much as digits as its factorization.
101222401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 174311.
The product of its (nonzero) digits is 32, while the sum is 13.
The square root of 101222401 is about 10060.9343999452. The cubic root of 101222401 is about 466.0425231508.
Adding to 101222401 its reverse (104222101), we get a palindrome (205444502).
The spelling of 101222401 in words is "one hundred one million, two hundred twenty-two thousand, four hundred one".
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