Base | Representation |
---|---|
bin | 110010110111001011… |
… | …011111001000010100 |
3 | 12012222001201012002111 |
4 | 302313023133020110 |
5 | 1343321342133142 |
6 | 41031102520404 |
7 | 3642233362420 |
oct | 626713371024 |
9 | 165861635074 |
10 | 54612849172 |
11 | 211855909a2 |
12 | a701896104 |
13 | 51c463868b |
14 | 2901213b80 |
15 | 1649824e17 |
hex | cb72df214 |
54612849172 has 96 divisors (see below), whose sum is σ = 113736089600. Its totient is φ = 22453200000.
The previous prime is 54612849143. The next prime is 54612849173. The reversal of 54612849172 is 27194821645.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54612849173) 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 31 ways as a sum of consecutive naturals, for example, 72719797 + ... + 72720547.
Almost surely, 254612849172 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 54612849172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56868044800).
54612849172 is an abundant number, since it is smaller than the sum of its proper divisors (59123240428).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54612849172 is a wasteful number, since it uses less digits than its factorization.
54612849172 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1413 (or 1411 counting only the distinct ones).
The product of its digits is 967680, while the sum is 49.
The spelling of 54612849172 in words is "fifty-four billion, six hundred twelve million, eight hundred forty-nine thousand, one hundred seventy-two".
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