Base | Representation |
---|---|
bin | 101001100111000… |
… | …0111101011111101 |
3 | 10121022012211122101 |
4 | 1103032013223331 |
5 | 10324412213204 |
6 | 350313345101 |
7 | 46412410225 |
oct | 12316075375 |
9 | 3538184571 |
10 | 1396210429 |
11 | 657140619 |
12 | 32b708191 |
13 | 193352923 |
14 | d3607085 |
15 | 82896ea4 |
hex | 53387afd |
1396210429 has 16 divisors (see below), whose sum is σ = 1471948848. Its totient is φ = 1322860032.
The previous prime is 1396210427. The next prime is 1396210451. The reversal of 1396210429 is 9240126931.
It can be written as a sum of positive squares in 8 ways, for example, as 177502329 + 1218708100 = 13323^2 + 34910^2 .
It is a cyclic number.
It is not a de Polignac number, because 1396210429 - 21 = 1396210427 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (37).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1396210427) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 266059 + ... + 271255.
It is an arithmetic number, because the mean of its divisors is an integer number (91996803).
Almost surely, 21396210429 is an apocalyptic number.
It is an amenable number.
1396210429 is a deficient number, since it is larger than the sum of its proper divisors (75738419).
1396210429 is a wasteful number, since it uses less digits than its factorization.
1396210429 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5424.
The product of its (nonzero) digits is 23328, while the sum is 37.
The square root of 1396210429 is about 37365.8992799585. The cubic root of 1396210429 is about 1117.6786606499.
The spelling of 1396210429 in words is "one billion, three hundred ninety-six million, two hundred ten thousand, four hundred twenty-nine".
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