Base | Representation |
---|---|
bin | 1100001011111… |
… | …00000110101010 |
3 | 21010100022202102 |
4 | 12011330012222 |
5 | 202132021302 |
6 | 14050533402 |
7 | 2350600040 |
oct | 605740652 |
9 | 233308672 |
10 | 102220202 |
11 | 52778607 |
12 | 2a297262 |
13 | 18240236 |
14 | d80c390 |
15 | 8e92702 |
hex | 617c1aa |
102220202 has 32 divisors (see below), whose sum is σ = 180250752. Its totient is φ = 42565824.
The previous prime is 102220193. The next prime is 102220207. The reversal of 102220202 is 202022201.
It is a super-3 number, since 3×1022202023 (a number of 25 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (102220207) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166448 + ... + 167060.
It is an arithmetic number, because the mean of its divisors is an integer number (5632836).
Almost surely, 2102220202 is an apocalyptic number.
102220202 is a deficient number, since it is larger than the sum of its proper divisors (78030550).
102220202 is a wasteful number, since it uses less digits than its factorization.
102220202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 942.
The product of its (nonzero) digits is 32, while the sum is 11.
The square root of 102220202 is about 10110.4006844437. The cubic root of 102220202 is about 467.5688586648.
Adding to 102220202 its reverse (202022201), we get a palindrome (304242403).
The spelling of 102220202 in words is "one hundred two million, two hundred twenty thousand, two hundred two".
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