Base | Representation |
---|---|
bin | 1100000100001… |
… | …01000000111001 |
3 | 21001102220102221 |
4 | 12002011000321 |
5 | 201402124441 |
6 | 14013124041 |
7 | 2336153260 |
oct | 602050071 |
9 | 231386387 |
10 | 101208121 |
11 | 52147183 |
12 | 29a89621 |
13 | 17c77681 |
14 | d6275d7 |
15 | 8d428d1 |
hex | 6085039 |
101208121 has 8 divisors (see below), whose sum is σ = 115937024. Its totient is φ = 86546880.
The previous prime is 101208113. The next prime is 101208137. The reversal of 101208121 is 121802101.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 101208121 - 23 = 101208113 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 101208095 and 101208104.
It is not an unprimeable number, because it can be changed into a prime (101208221) 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, 13665 + ... + 19726.
It is an arithmetic number, because the mean of its divisors is an integer number (14492128).
Almost surely, 2101208121 is an apocalyptic number.
It is an amenable number.
101208121 is a deficient number, since it is larger than the sum of its proper divisors (14728903).
101208121 is an equidigital number, since it uses as much as digits as its factorization.
101208121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33831.
The product of its (nonzero) digits is 32, while the sum is 16.
The square root of 101208121 is about 10060.2246992798. The cubic root of 101208121 is about 466.0206063941.
The spelling of 101208121 in words is "one hundred one million, two hundred eight thousand, one hundred twenty-one".
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