Base | Representation |
---|---|
bin | 10111111111001… |
… | …10011111010110 |
3 | 112000122010211110 |
4 | 23333212133112 |
5 | 403003101402 |
6 | 31544515450 |
7 | 4662234234 |
oct | 1377463726 |
9 | 460563743 |
10 | 201222102 |
11 | a3648164 |
12 | 5747bb86 |
13 | 328c4643 |
14 | 1ca1d954 |
15 | 129eb56c |
hex | bfe67d6 |
201222102 has 16 divisors (see below), whose sum is σ = 405614592. Its totient is φ = 66545640.
The previous prime is 201222067. The next prime is 201222121.
201222102 is nontrivially palindromic in base 10.
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, 131274 + ... + 132797.
It is an arithmetic number, because the mean of its divisors is an integer number (25350912).
Almost surely, 2201222102 is an apocalyptic number.
201222102 is an abundant number, since it is smaller than the sum of its proper divisors (204392490).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201222102 is a wasteful number, since it uses less digits than its factorization.
201222102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 264203.
The product of its (nonzero) digits is 32, while the sum is 12.
The square root of 201222102 is about 14185.2776497325. The cubic root of 201222102 is about 585.9922789774.
The spelling of 201222102 in words is "two hundred one million, two hundred twenty-two thousand, one hundred two".
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