Base | Representation |
---|---|
bin | 10111101000101100110… |
… | …10000011000100111011 |
3 | 2212122020100222122201220 |
4 | 23310112122003010323 |
5 | 101301212413333133 |
6 | 1421030203443123 |
7 | 112450131304602 |
oct | 13642632030473 |
9 | 2778210878656 |
10 | 812124746043 |
11 | 293469279976 |
12 | 11148ab264a3 |
13 | 5b776c0a410 |
14 | 2b442776a39 |
15 | 161d29a45b3 |
hex | bd1668313b |
812124746043 has 32 divisors (see below), whose sum is σ = 1231739013120. Its totient is φ = 472399845120.
The previous prime is 812124746029. The next prime is 812124746071. The reversal of 812124746043 is 340647421218.
812124746043 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 812124746043 - 220 = 812123697467 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 812124745986 and 812124746004.
It is not an unprimeable number, because it can be changed into a prime (812124746003) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7758858 + ... + 7862831.
It is an arithmetic number, because the mean of its divisors is an integer number (38491844160).
Almost surely, 2812124746043 is an apocalyptic number.
812124746043 is a deficient number, since it is larger than the sum of its proper divisors (419614267077).
812124746043 is a wasteful number, since it uses less digits than its factorization.
812124746043 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15621779.
The product of its (nonzero) digits is 258048, while the sum is 42.
The spelling of 812124746043 in words is "eight hundred twelve billion, one hundred twenty-four million, seven hundred forty-six thousand, forty-three".
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