Base | Representation |
---|---|
bin | 110010100001000111… |
… | …100010111111101101 |
3 | 12012000021020120010121 |
4 | 302201013202333231 |
5 | 1342042113431202 |
6 | 40530241404541 |
7 | 3630120331021 |
oct | 624107427755 |
9 | 165007216117 |
10 | 54242717677 |
11 | 210056666a5 |
12 | a619939751 |
13 | 5165a54265 |
14 | 28a7dc6381 |
15 | 16270b1537 |
hex | ca11e2fed |
54242717677 has 4 divisors (see below), whose sum is σ = 54896244480. Its totient is φ = 53589190876.
The previous prime is 54242717629. The next prime is 54242717761. The reversal of 54242717677 is 77671724245.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 77671724245 = 5 ⋅15534344849.
It is a cyclic number.
It is not a de Polignac number, because 54242717677 - 231 = 52095234029 is a prime.
It is a super-5 number, since 5×542427176775 (a number of 55 digits) contains 55555 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 (54242517677) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 326763277 + ... + 326763442.
It is an arithmetic number, because the mean of its divisors is an integer number (13724061120).
Almost surely, 254242717677 is an apocalyptic number.
It is an amenable number.
54242717677 is a deficient number, since it is larger than the sum of its proper divisors (653526803).
54242717677 is an equidigital number, since it uses as much as digits as its factorization.
54242717677 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 653526802.
The product of its digits is 4609920, while the sum is 52.
The spelling of 54242717677 in words is "fifty-four billion, two hundred forty-two million, seven hundred seventeen thousand, six hundred seventy-seven".
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