Base | Representation |
---|---|
bin | 101001110010100… |
… | …0101010100001111 |
3 | 10121201112122222121 |
4 | 1103211011110033 |
5 | 10332432330111 |
6 | 351050353411 |
7 | 46514521126 |
oct | 12345052417 |
9 | 3551478877 |
10 | 1402230031 |
11 | 65a5821a4 |
12 | 33172b867 |
13 | 19467c817 |
14 | d4332abd |
15 | 83185871 |
hex | 5394550f |
1402230031 has 2 divisors, whose sum is σ = 1402230032. Its totient is φ = 1402230030.
The previous prime is 1402230017. The next prime is 1402230041. The reversal of 1402230031 is 1300322041.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1402230031 - 215 = 1402197263 is a prime.
It is a super-2 number, since 2×14022300312 = 3932498119676521922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1402229987 and 1402230014.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1402230041) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701115015 + 701115016.
It is an arithmetic number, because the mean of its divisors is an integer number (701115016).
Almost surely, 21402230031 is an apocalyptic number.
1402230031 is a deficient number, since it is larger than the sum of its proper divisors (1).
1402230031 is an equidigital number, since it uses as much as digits as its factorization.
1402230031 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 1402230031 is about 37446.3620529418. The cubic root of 1402230031 is about 1119.2826057957.
Adding to 1402230031 its reverse (1300322041), we get a palindrome (2702552072).
The spelling of 1402230031 in words is "one billion, four hundred two million, two hundred thirty thousand, thirty-one".
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