Base | Representation |
---|---|
bin | 1001100011110111001101… |
… | …10000011110010001111001 |
3 | 2202102211011210001002212012 |
4 | 10301323212300132101321 |
5 | 10223422002000210431 |
6 | 112414011411255305 |
7 | 4266615322344401 |
oct | 461734660362171 |
9 | 82384153032765 |
10 | 21023441413241 |
11 | 6775a9a663723 |
12 | 2436597baa535 |
13 | b9666ac1cba7 |
14 | 52977ba57801 |
15 | 266d0455122b |
hex | 131ee6c1e479 |
21023441413241 has 8 divisors (see below), whose sum is σ = 21748554992520. Its totient is φ = 20298338988928.
The previous prime is 21023441413223. The next prime is 21023441413259. The reversal of 21023441413241 is 14231414432012.
It is an interprime number because it is at equal distance from previous prime (21023441413223) and next prime (21023441413259).
It can be written as a sum of positive squares in 4 ways, for example, as 1126230337600 + 19897211075641 = 1061240^2 + 4460629^2 .
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 21023441413241 - 210 = 21023441412217 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 21023441413198 and 21023441413207.
It is not an unprimeable number, because it can be changed into a prime (21023441413201) 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, 1139405 + ... + 6583701.
It is an arithmetic number, because the mean of its divisors is an integer number (2718569374065).
Almost surely, 221023441413241 is an apocalyptic number.
It is an amenable number.
21023441413241 is a deficient number, since it is larger than the sum of its proper divisors (725113579279).
21023441413241 is a wasteful number, since it uses less digits than its factorization.
21023441413241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5577483.
The product of its (nonzero) digits is 18432, while the sum is 32.
Adding to 21023441413241 its reverse (14231414432012), we get a palindrome (35254855845253).
The spelling of 21023441413241 in words is "twenty-one trillion, twenty-three billion, four hundred forty-one million, four hundred thirteen thousand, two hundred forty-one".
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