Base | Representation |
---|---|
bin | 11000101010110000000000… |
… | …01111011100010100110001 |
3 | 21010001210222001101110022121 |
4 | 30111120000033130110301 |
5 | 24102224130343343112 |
6 | 311212002255434241 |
7 | 14266050411450121 |
oct | 1425300017342461 |
9 | 233053861343277 |
10 | 54245440996657 |
11 | 163143a92a3249 |
12 | 6101168525981 |
13 | 2436427c15681 |
14 | d576c9a90c81 |
15 | 6410ad58d407 |
hex | 3156003dc531 |
54245440996657 has 8 divisors (see below), whose sum is σ = 58028476604616. Its totient is φ = 50528197312512.
The previous prime is 54245440996601. The next prime is 54245440996673. The reversal of 54245440996657 is 75669904454245.
It can be written as a sum of positive squares in 4 ways, for example, as 5983742776561 + 48261698220096 = 2446169^2 + 6947064^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 54245440996657 - 219 = 54245440472369 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (54245440996157) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16447979248 + ... + 16447982545.
It is an arithmetic number, because the mean of its divisors is an integer number (7253559575577).
Almost surely, 254245440996657 is an apocalyptic number.
It is an amenable number.
54245440996657 is a deficient number, since it is larger than the sum of its proper divisors (3783035607959).
54245440996657 is a wasteful number, since it uses less digits than its factorization.
54245440996657 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32895961907.
The product of its (nonzero) digits is 1306368000, while the sum is 70.
The spelling of 54245440996657 in words is "fifty-four trillion, two hundred forty-five billion, four hundred forty million, nine hundred ninety-six thousand, six hundred fifty-seven".
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