Base | Representation |
---|---|
bin | 10010110110100010… |
… | …11001010000001010 |
3 | 222010100212022020212 |
4 | 21123101121100022 |
5 | 131212013034010 |
6 | 4352152521122 |
7 | 505545650216 |
oct | 113321312012 |
9 | 28110768225 |
10 | 10121221130 |
11 | 4324190269 |
12 | 1b656b01a2 |
13 | c53b51157 |
14 | 6c02b9946 |
15 | 3e3855505 |
hex | 25b45940a |
10121221130 has 16 divisors (see below), whose sum is σ = 18357270624. Its totient is φ = 4017583440.
The previous prime is 10121221111. The next prime is 10121221147. The reversal of 10121221130 is 3112212101.
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, 3861752 + ... + 3864371.
It is an arithmetic number, because the mean of its divisors is an integer number (1147329414).
Almost surely, 210121221130 is an apocalyptic number.
10121221130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
10121221130 is a deficient number, since it is larger than the sum of its proper divisors (8236049494).
10121221130 is a wasteful number, since it uses less digits than its factorization.
10121221130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7726261.
The product of its (nonzero) digits is 24, while the sum is 14.
Adding to 10121221130 its reverse (3112212101), we get a palindrome (13233433231).
The spelling of 10121221130 in words is "ten billion, one hundred twenty-one million, two hundred twenty-one thousand, one hundred thirty".
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