Base | Representation |
---|---|
bin | 10011101001110010… |
… | …111000111101100101 |
3 | 2000110122200221222210 |
4 | 103221302320331211 |
5 | 321204142113104 |
6 | 13405543314033 |
7 | 1344635412345 |
oct | 235162707545 |
9 | 60418627883 |
10 | 21102301029 |
11 | 8a49776107 |
12 | 410b14b919 |
13 | 1cb3b82a74 |
14 | 1042862d25 |
15 | 837908989 |
hex | 4e9cb8f65 |
21102301029 has 8 divisors (see below), whose sum is σ = 28822655232. Its totient is φ = 13725073760.
The previous prime is 21102300953. The next prime is 21102301043. The reversal of 21102301029 is 92010320112.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 21102301029 - 211 = 21102298981 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 21102300996 and 21102301014.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (21102301049) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85781589 + ... + 85781834.
It is an arithmetic number, because the mean of its divisors is an integer number (3602831904).
Almost surely, 221102301029 is an apocalyptic number.
It is an amenable number.
21102301029 is a deficient number, since it is larger than the sum of its proper divisors (7720354203).
21102301029 is a wasteful number, since it uses less digits than its factorization.
21102301029 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 171563467.
The product of its (nonzero) digits is 216, while the sum is 21.
The spelling of 21102301029 in words is "twenty-one billion, one hundred two million, three hundred one thousand, twenty-nine".
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