Base | Representation |
---|---|
bin | 10010111110101101… |
… | …01010001100101001 |
3 | 222022010201220111011 |
4 | 21133112222030221 |
5 | 131332031210441 |
6 | 4403040503521 |
7 | 510340051453 |
oct | 113726521451 |
9 | 28263656434 |
10 | 10189710121 |
11 | 435990a038 |
12 | 1b8461aba1 |
13 | c650b0c96 |
14 | 6c94272d3 |
15 | 3e9883581 |
hex | 25f5aa329 |
10189710121 has 16 divisors (see below), whose sum is σ = 11079694080. Its totient is φ = 9334275840.
The previous prime is 10189710103. The next prime is 10189710133. The reversal of 10189710121 is 12101798101.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 10189710121 - 27 = 10189709993 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (10189710221) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109390 + ... + 179848.
It is an arithmetic number, because the mean of its divisors is an integer number (692480880).
Almost surely, 210189710121 is an apocalyptic number.
It is an amenable number.
10189710121 is a deficient number, since it is larger than the sum of its proper divisors (889983959).
10189710121 is a wasteful number, since it uses less digits than its factorization.
10189710121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 70704.
The product of its (nonzero) digits is 1008, while the sum is 31.
The spelling of 10189710121 in words is "ten billion, one hundred eighty-nine million, seven hundred ten thousand, one hundred twenty-one".
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