Base | Representation |
---|---|
bin | 100010100010001001… |
… | …1110000001001011010 |
3 | 21002102101000100102211 |
4 | 1011010103300021122 |
5 | 2203340040111131 |
6 | 54022512145334 |
7 | 5233523421400 |
oct | 1050423601132 |
9 | 232371010384 |
10 | 74160472666 |
11 | 294a6720835 |
12 | 1245823824a |
13 | 6cbb3939b7 |
14 | 38373bd470 |
15 | 1de09d35b1 |
hex | 11444f025a |
74160472666 has 24 divisors (see below), whose sum is σ = 130079990016. Its totient is φ = 31616648280.
The previous prime is 74160472627. The next prime is 74160472669. The reversal of 74160472666 is 66627406147.
It is a Harshad number since it is a multiple of its sum of digits (49).
It is not an unprimeable number, because it can be changed into a prime (74160472669) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1962276 + ... + 1999711.
It is an arithmetic number, because the mean of its divisors is an integer number (5419999584).
Almost surely, 274160472666 is an apocalyptic number.
74160472666 is a deficient number, since it is larger than the sum of its proper divisors (55919517350).
74160472666 is a wasteful number, since it uses less digits than its factorization.
74160472666 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3962194 (or 3962187 counting only the distinct ones).
The product of its (nonzero) digits is 2032128, while the sum is 49.
The spelling of 74160472666 in words is "seventy-four billion, one hundred sixty million, four hundred seventy-two thousand, six hundred sixty-six".
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