Base | Representation |
---|---|
bin | 100010101110101001… |
… | …1010010010001100000 |
3 | 21010111121000101221011 |
4 | 1011131103102101200 |
5 | 2210214410440304 |
6 | 54132251310304 |
7 | 5250104450662 |
oct | 1053523222140 |
9 | 233447011834 |
10 | 74579780704 |
11 | 296a1384100 |
12 | 1255474b394 |
13 | 7057205770 |
14 | 3876d6c532 |
15 | 1e1770cc04 |
hex | 115d4d2460 |
74579780704 has 288 divisors, whose sum is σ = 189331884000. Its totient is φ = 28612362240.
The previous prime is 74579780683. The next prime is 74579780707. The reversal of 74579780704 is 40708797547.
It is a Harshad number since it is a multiple of its sum of digits (58).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74579780707) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 27733792 + ... + 27736480.
It is an arithmetic number, because the mean of its divisors is an integer number (657402375).
Almost surely, 274579780704 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 74579780704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94665942000).
74579780704 is an abundant number, since it is smaller than the sum of its proper divisors (114752103296).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74579780704 is a wasteful number, since it uses less digits than its factorization.
74579780704 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2782 (or 2763 counting only the distinct ones).
The product of its (nonzero) digits is 13829760, while the sum is 58.
The spelling of 74579780704 in words is "seventy-four billion, five hundred seventy-nine million, seven hundred eighty thousand, seven hundred four".
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