Base | Representation |
---|---|
bin | 100000101001010001101… |
… | …000001111001111110101 |
3 | 21221110110101120011121220 |
4 | 200221101220033033311 |
5 | 243223331130244341 |
6 | 4434324405500553 |
7 | 321035055020223 |
oct | 40512150171765 |
9 | 7843411504556 |
10 | 2243342431221 |
11 | 79543a356081 |
12 | 302936a11759 |
13 | 133714253448 |
14 | 7a815001b13 |
15 | 3d54b5bda66 |
hex | 20a51a0f3f5 |
2243342431221 has 8 divisors (see below), whose sum is σ = 3006783573504. Its totient is φ = 1487731454880.
The previous prime is 2243342431201. The next prime is 2243342431259. The reversal of 2243342431221 is 1221342433422.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2243342431221 - 214 = 2243342414837 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2243342431201) 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, 1957540816 + ... + 1957541961.
It is an arithmetic number, because the mean of its divisors is an integer number (375847946688).
Almost surely, 22243342431221 is an apocalyptic number.
It is an amenable number.
2243342431221 is a deficient number, since it is larger than the sum of its proper divisors (763441142283).
2243342431221 is a wasteful number, since it uses less digits than its factorization.
2243342431221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3915082971.
The product of its digits is 55296, while the sum is 33.
Adding to 2243342431221 its reverse (1221342433422), we get a palindrome (3464684864643).
The spelling of 2243342431221 in words is "two trillion, two hundred forty-three billion, three hundred forty-two million, four hundred thirty-one thousand, two hundred twenty-one".
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