Base | Representation |
---|---|
bin | 101001101111000… |
… | …1110110101110101 |
3 | 10121121011102100022 |
4 | 1103132032311311 |
5 | 10332002342122 |
6 | 350544054525 |
7 | 46463331032 |
oct | 12336166565 |
9 | 3547142308 |
10 | 1400434037 |
11 | 659565902 |
12 | 331004445 |
13 | 1941a11c2 |
14 | d3dc6389 |
15 | 82e2d642 |
hex | 5378ed75 |
1400434037 has 2 divisors, whose sum is σ = 1400434038. Its totient is φ = 1400434036.
The previous prime is 1400433997. The next prime is 1400434039. The reversal of 1400434037 is 7304340041.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1176901636 + 223532401 = 34306^2 + 14951^2 .
It is an emirp because it is prime and its reverse (7304340041) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 1400434037 - 226 = 1333325173 is a prime.
It is a super-2 number, since 2×14004340372 = 3922430983976234738, which contains 22 as substring.
Together with 1400434039, it forms a pair of twin primes.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 1400433997 and 1400434015.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1400434039) 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 as a sum of consecutive naturals, namely, 700217018 + 700217019.
It is an arithmetic number, because the mean of its divisors is an integer number (700217019).
Almost surely, 21400434037 is an apocalyptic number.
It is an amenable number.
1400434037 is a deficient number, since it is larger than the sum of its proper divisors (1).
1400434037 is an equidigital number, since it uses as much as digits as its factorization.
1400434037 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 4032, while the sum is 26.
The square root of 1400434037 is about 37422.3734816486. The cubic root of 1400434037 is about 1118.8045378488.
Adding to 1400434037 its reverse (7304340041), we get a palindrome (8704774078).
The spelling of 1400434037 in words is "one billion, four hundred million, four hundred thirty-four thousand, thirty-seven".
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