Base | Representation |
---|---|
bin | 110010011110011010… |
… | …011001110011010101 |
3 | 12011220002211120201112 |
4 | 302132122121303111 |
5 | 1341444004012414 |
6 | 40521540504405 |
7 | 3626026460600 |
oct | 623632316325 |
9 | 164802746645 |
10 | 54197329109 |
11 | 20a91a85590 |
12 | a6066ab105 |
13 | 5159521b11 |
14 | 28a1d6d337 |
15 | 16230e7d3e |
hex | c9e699cd5 |
54197329109 has 36 divisors (see below), whose sum is σ = 71035380864. Its totient is φ = 40846680000.
The previous prime is 54197329097. The next prime is 54197329169. The reversal of 54197329109 is 90192379145.
It is not a de Polignac number, because 54197329109 - 228 = 53928893653 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54197329169) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 30092009 + ... + 30093809.
It is an arithmetic number, because the mean of its divisors is an integer number (1973205024).
Almost surely, 254197329109 is an apocalyptic number.
It is an amenable number.
54197329109 is a deficient number, since it is larger than the sum of its proper divisors (16838051755).
54197329109 is an equidigital number, since it uses as much as digits as its factorization.
54197329109 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3658 (or 1850 counting only the distinct ones).
The product of its (nonzero) digits is 612360, while the sum is 50.
The spelling of 54197329109 in words is "fifty-four billion, one hundred ninety-seven million, three hundred twenty-nine thousand, one hundred nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •