Base | Representation |
---|---|
bin | 111100001100110… |
… | …111010000011111 |
3 | 2121101111120102110 |
4 | 330030313100133 |
5 | 4032030130043 |
6 | 244115525103 |
7 | 34012621026 |
oct | 7414672037 |
9 | 2541446373 |
10 | 1010005023 |
11 | 4791377a5 |
12 | 2422b9793 |
13 | 131331111 |
14 | 981d38bd |
15 | 5da0ab33 |
hex | 3c33741f |
1010005023 has 4 divisors (see below), whose sum is σ = 1346673368. Its totient is φ = 673336680.
The previous prime is 1010004979. The next prime is 1010005039. The reversal of 1010005023 is 3205000101.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3205000101 = 3 ⋅1068333367.
It is not a de Polignac number, because 1010005023 - 28 = 1010004767 is a prime.
It is a super-2 number, since 2×10100050232 = 2040220292970461058, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1010005063) 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 in 3 ways as a sum of consecutive naturals, for example, 168334168 + ... + 168334173.
It is an arithmetic number, because the mean of its divisors is an integer number (336668342).
Almost surely, 21010005023 is an apocalyptic number.
1010005023 is a deficient number, since it is larger than the sum of its proper divisors (336668345).
1010005023 is an equidigital number, since it uses as much as digits as its factorization.
1010005023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 336668344.
The product of its (nonzero) digits is 30, while the sum is 12.
The square root of 1010005023 is about 31780.5761904972. The cubic root of 1010005023 is about 1003.3239468026.
Adding to 1010005023 its reverse (3205000101), we get a palindrome (4215005124).
The spelling of 1010005023 in words is "one billion, ten million, five thousand, twenty-three".
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