Base | Representation |
---|---|
bin | 100010111011000000… |
… | …1000111111100101100 |
3 | 21011120111021210120101 |
4 | 1011312001013330230 |
5 | 2212042034401340 |
6 | 54241343200444 |
7 | 5263301211004 |
oct | 1056601077454 |
9 | 234514253511 |
10 | 74994450220 |
11 | 29894459488 |
12 | 1264b5a6124 |
13 | 70c20b2141 |
14 | 38b6071004 |
15 | 1e3dd1cc9a |
hex | 1176047f2c |
74994450220 has 12 divisors (see below), whose sum is σ = 157488345504. Its totient is φ = 29997780080.
The previous prime is 74994450197. The next prime is 74994450227. The reversal of 74994450220 is 2205449947.
It is not an unprimeable number, because it can be changed into a prime (74994450227) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1874861236 + ... + 1874861275.
It is an arithmetic number, because the mean of its divisors is an integer number (13124028792).
Almost surely, 274994450220 is an apocalyptic number.
It is an amenable number.
74994450220 is an abundant number, since it is smaller than the sum of its proper divisors (82493895284).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74994450220 is a wasteful number, since it uses less digits than its factorization.
74994450220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3749722520 (or 3749722518 counting only the distinct ones).
The product of its (nonzero) digits is 725760, while the sum is 46.
The spelling of 74994450220 in words is "seventy-four billion, nine hundred ninety-four million, four hundred fifty thousand, two hundred twenty".
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