Base | Representation |
---|---|
bin | 11000101100101101001000… |
… | …01011001100111010110001 |
3 | 21010022020100120201222022020 |
4 | 30112112210023030322301 |
5 | 24104324214124422331 |
6 | 311302512110102053 |
7 | 14303646152400345 |
oct | 1426264413147261 |
9 | 233266316658266 |
10 | 54312615857841 |
11 | 1633a93a7a7750 |
12 | 61121951aa929 |
13 | 243c871c70643 |
14 | d5aa5d3bb625 |
15 | 642be0b4ac96 |
hex | 3165a42cceb1 |
54312615857841 has 32 divisors (see below), whose sum is σ = 79305412386816. Its totient is φ = 32789594016000.
The previous prime is 54312615857837. The next prime is 54312615857861. The reversal of 54312615857841 is 14875851621345.
It is not a de Polignac number, because 54312615857841 - 22 = 54312615857837 is a prime.
It is not an unprimeable number, because it can be changed into a prime (54312615857861) 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, 51409081 + ... + 52454921.
It is an arithmetic number, because the mean of its divisors is an integer number (2478294137088).
Almost surely, 254312615857841 is an apocalyptic number.
It is an amenable number.
54312615857841 is a deficient number, since it is larger than the sum of its proper divisors (24992796528975).
54312615857841 is a wasteful number, since it uses less digits than its factorization.
54312615857841 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1051933.
The product of its digits is 32256000, while the sum is 60.
The spelling of 54312615857841 in words is "fifty-four trillion, three hundred twelve billion, six hundred fifteen million, eight hundred fifty-seven thousand, eight hundred forty-one".
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