Base | Representation |
---|---|
bin | 1100011110111011011010101… |
… | …0100101010100001111100100 |
3 | 11021012021012002002121212021022 |
4 | 3013232312222211110033210 |
5 | 1410114203241304421424 |
6 | 12352133352534510312 |
7 | 353012356160061341 |
oct | 30756665245241744 |
9 | 4235235062555238 |
10 | 878431048123364 |
11 | 23499357401962a |
12 | 826319a4805398 |
13 | 2b91c9002860c8 |
14 | 116cc40a87b7c8 |
15 | 6b8501a22595e |
hex | 31eedaa9543e4 |
878431048123364 has 24 divisors (see below), whose sum is σ = 1667380597806168. Its totient is φ = 403296894402560.
The previous prime is 878431048123327. The next prime is 878431048123367. The reversal of 878431048123364 is 463321840134878.
It can be written as a sum of positive squares in 4 ways, for example, as 32424483062500 + 846006565060864 = 5694250^2 + 29086192^2 .
It is a super-2 number, since 2×8784310481233642 (a number of 31 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 878431048123297 and 878431048123306.
It is not an unprimeable number, because it can be changed into a prime (878431048123367) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157537846589 + ... + 157537852164.
It is an arithmetic number, because the mean of its divisors is an integer number (69474191575257).
Almost surely, 2878431048123364 is an apocalyptic number.
It is an amenable number.
878431048123364 is a deficient number, since it is larger than the sum of its proper divisors (788949549682804).
878431048123364 is a wasteful number, since it uses less digits than its factorization.
878431048123364 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 315075698815 (or 315075698813 counting only the distinct ones).
The product of its (nonzero) digits is 74317824, while the sum is 62.
The spelling of 878431048123364 in words is "eight hundred seventy-eight trillion, four hundred thirty-one billion, forty-eight million, one hundred twenty-three thousand, three hundred sixty-four".
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