Base | Representation |
---|---|
bin | 101111001000010010… |
… | …1111001100101010110 |
3 | 100200020111122220021002 |
4 | 1132100211321211112 |
5 | 3124234241231402 |
6 | 114254551423302 |
7 | 10212036446654 |
oct | 1362045714526 |
9 | 320214586232 |
10 | 101210102102 |
11 | 39a1751178a |
12 | 17747084b32 |
13 | 970c4300a5 |
14 | 4c81a5ddd4 |
15 | 29755bd602 |
hex | 1790979956 |
101210102102 has 4 divisors (see below), whose sum is σ = 151815153156. Its totient is φ = 50605051050.
The previous prime is 101210102087. The next prime is 101210102197. The reversal of 101210102102 is 201201012101.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 201201012101 = 17 ⋅11835353653.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25302525524 + ... + 25302525527.
It is an arithmetic number, because the mean of its divisors is an integer number (37953788289).
Almost surely, 2101210102102 is an apocalyptic number.
101210102102 is a deficient number, since it is larger than the sum of its proper divisors (50605051054).
101210102102 is an equidigital number, since it uses as much as digits as its factorization.
101210102102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50605051053.
The product of its (nonzero) digits is 8, while the sum is 11.
Adding to 101210102102 its reverse (201201012101), we get a palindrome (302411114203).
Subtracting 101210102102 from its reverse (201201012101), we obtain a palindrome (99990909999).
The spelling of 101210102102 in words is "one hundred one billion, two hundred ten million, one hundred two thousand, one hundred two".
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