Base | Representation |
---|---|
bin | 110010110011011011… |
… | …101111000110110111 |
3 | 12012210200110010022102 |
4 | 302303123233012313 |
5 | 1343204300000210 |
6 | 41020535452315 |
7 | 3640541231015 |
oct | 626333570667 |
9 | 165720403272 |
10 | 54550000055 |
11 | 21153064481 |
12 | a6a482709b |
13 | 51b4601955 |
14 | 28d6b338b5 |
15 | 164405cea5 |
hex | cb36ef1b7 |
54550000055 has 4 divisors (see below), whose sum is σ = 65460000072. Its totient is φ = 43640000040.
The previous prime is 54550000033. The next prime is 54550000081. The reversal of 54550000055 is 55000005545.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55000005545 = 5 ⋅11000001109.
It is not a de Polignac number, because 54550000055 - 216 = 54549934519 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 54549999982 and 54550000027.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5455000001 + ... + 5455000010.
It is an arithmetic number, because the mean of its divisors is an integer number (16365000018).
Almost surely, 254550000055 is an apocalyptic number.
54550000055 is a deficient number, since it is larger than the sum of its proper divisors (10910000017).
54550000055 is a wasteful number, since it uses less digits than its factorization.
54550000055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10910000016.
The product of its (nonzero) digits is 12500, while the sum is 29.
The spelling of 54550000055 in words is "fifty-four billion, five hundred fifty million, fifty-five", and thus it is an aban number.
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