Base | Representation |
---|---|
bin | 110010011010101010… |
… | …011101110101011001 |
3 | 12011201201111000211100 |
4 | 302122222131311121 |
5 | 1341331403243230 |
6 | 40511412422013 |
7 | 3624334033431 |
oct | 623252356531 |
9 | 164651430740 |
10 | 54134431065 |
11 | 20a5a525330 |
12 | a5a9617909 |
13 | 514949ba40 |
14 | 28978792c1 |
15 | 161c821660 |
hex | c9aa9dd59 |
54134431065 has 48 divisors (see below), whose sum is σ = 110237400000. Its totient is φ = 24227994240.
The previous prime is 54134431037. The next prime is 54134431073. The reversal of 54134431065 is 56013443145.
54134431065 is a `hidden beast` number, since 541 + 3 + 4 + 4 + 3 + 106 + 5 = 666.
It is not a de Polignac number, because 54134431065 - 216 = 54134365529 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4199815 + ... + 4212684.
It is an arithmetic number, because the mean of its divisors is an integer number (2296612500).
Almost surely, 254134431065 is an apocalyptic number.
54134431065 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
It is an amenable number.
54134431065 is an abundant number, since it is smaller than the sum of its proper divisors (56102968935).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54134431065 is a wasteful number, since it uses less digits than its factorization.
54134431065 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8412534 (or 8412531 counting only the distinct ones).
The product of its (nonzero) digits is 86400, while the sum is 36.
The spelling of 54134431065 in words is "fifty-four billion, one hundred thirty-four million, four hundred thirty-one thousand, sixty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.028 sec. • engine limits •