Base | Representation |
---|---|
bin | 100010101011100001… |
… | …0010111110101111010 |
3 | 21010020021020221001010 |
4 | 1011113002113311322 |
5 | 2210011004340040 |
6 | 54114014534350 |
7 | 5244360236634 |
oct | 1052702276572 |
9 | 233207227033 |
10 | 74474683770 |
11 | 29648021233 |
12 | 125255073b6 |
13 | 703b4c9026 |
14 | 3867011a54 |
15 | 1e0d39ce80 |
hex | 1157097d7a |
74474683770 has 32 divisors (see below), whose sum is σ = 182895970752. Its totient is φ = 19398056832.
The previous prime is 74474683753. The next prime is 74474683793. The reversal of 74474683770 is 7738647447.
It is a self number, because there is not a number n which added to its sum of digits gives 74474683770.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28864867 + ... + 28867446.
It is an arithmetic number, because the mean of its divisors is an integer number (5715499086).
Almost surely, 274474683770 is an apocalyptic number.
74474683770 is an abundant number, since it is smaller than the sum of its proper divisors (108421286982).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74474683770 is a wasteful number, since it uses less digits than its factorization.
74474683770 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57732366.
The product of its (nonzero) digits is 22127616, while the sum is 57.
The spelling of 74474683770 in words is "seventy-four billion, four hundred seventy-four million, six hundred eighty-three thousand, seven hundred seventy".
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