Base | Representation |
---|---|
bin | 10100110100111100001… |
… | …001000000000110001101 |
3 | 12001211021002120210002121 |
4 | 110310330021000012031 |
5 | 141422131133232341 |
6 | 3013255512252541 |
7 | 205255201433056 |
oct | 24647411000615 |
9 | 5054232523077 |
10 | 1431233102221 |
11 | 501a8985726a |
12 | 1b14710a1151 |
13 | a4c705b3450 |
14 | 4d3b471d72d |
15 | 2736a1624d1 |
hex | 14d3c24018d |
1431233102221 has 8 divisors (see below), whose sum is σ = 1541338321824. Its totient is φ = 1321129363440.
The previous prime is 1431233102183. The next prime is 1431233102237. The reversal of 1431233102221 is 1222013321341.
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 1431233102221 - 29 = 1431233101709 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1431233102261) 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, 2411166 + ... + 2945536.
It is an arithmetic number, because the mean of its divisors is an integer number (192667290228).
Almost surely, 21431233102221 is an apocalyptic number.
It is an amenable number.
1431233102221 is a deficient number, since it is larger than the sum of its proper divisors (110105219603).
1431233102221 is a wasteful number, since it uses less digits than its factorization.
1431233102221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 740411.
The product of its (nonzero) digits is 1728, while the sum is 25.
Adding to 1431233102221 its reverse (1222013321341), we get a palindrome (2653246423562).
The spelling of 1431233102221 in words is "one trillion, four hundred thirty-one billion, two hundred thirty-three million, one hundred two thousand, two hundred twenty-one".
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