Base | Representation |
---|---|
bin | 10010101011101010… |
… | …11100010010000111 |
3 | 221220000020011120201 |
4 | 21111311130102013 |
5 | 131020140214211 |
6 | 4335133511331 |
7 | 503360441113 |
oct | 112565342207 |
9 | 27800204521 |
10 | 10030007431 |
11 | 4287750044 |
12 | 1b3b042547 |
13 | c3ac95952 |
14 | 6b2134743 |
15 | 3da8390c1 |
hex | 255d5c487 |
10030007431 has 2 divisors, whose sum is σ = 10030007432. Its totient is φ = 10030007430.
The previous prime is 10030007389. The next prime is 10030007443. The reversal of 10030007431 is 13470003001.
10030007431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 10030007431 - 211 = 10030005383 is a prime.
It is a super-2 number, since 2×100300074312 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 10030007399 and 10030007408.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10030007231) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5015003715 + 5015003716.
It is an arithmetic number, because the mean of its divisors is an integer number (5015003716).
Almost surely, 210030007431 is an apocalyptic number.
10030007431 is a deficient number, since it is larger than the sum of its proper divisors (1).
10030007431 is an equidigital number, since it uses as much as digits as its factorization.
10030007431 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 252, while the sum is 19.
The spelling of 10030007431 in words is "ten billion, thirty million, seven thousand, four hundred thirty-one".
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