Base | Representation |
---|---|
bin | 10010110100001101… |
… | …11100010110111001 |
3 | 222002000010201221200 |
4 | 21122012330112321 |
5 | 131142014012441 |
6 | 4350214324413 |
7 | 505221032265 |
oct | 113206742671 |
9 | 28060121850 |
10 | 10101704121 |
11 | 431416a903 |
12 | 1b5b059709 |
13 | c4caa9822 |
14 | 6bb8790a5 |
15 | 3e1c9c7b6 |
hex | 25a1bc5b9 |
10101704121 has 18 divisors (see below), whose sum is σ = 15253347018. Its totient is φ = 6441663360.
The previous prime is 10101704117. The next prime is 10101704143. The reversal of 10101704121 is 12140710101.
It can be written as a sum of positive squares in only one way, i.e., 6406401600 + 3695302521 = 80040^2 + 60789^2 .
It is not a de Polignac number, because 10101704121 - 22 = 10101704117 is a prime.
It is a super-2 number, since 2×101017041212 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 10101704094 and 10101704103.
It is not an unprimeable number, because it can be changed into a prime (10101704111) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1056120 + ... + 1065641.
Almost surely, 210101704121 is an apocalyptic number.
It is an amenable number.
10101704121 is a deficient number, since it is larger than the sum of its proper divisors (5151642897).
10101704121 is a wasteful number, since it uses less digits than its factorization.
10101704121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2121813 (or 2121787 counting only the distinct ones).
The product of its (nonzero) digits is 56, while the sum is 18.
The spelling of 10101704121 in words is "ten billion, one hundred one million, seven hundred four thousand, one hundred twenty-one".
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