Base | Representation |
---|---|
bin | 1000011101001111011… |
… | …0101010010111110010 |
3 | 111220000101110102220222 |
4 | 2013103312222113302 |
5 | 4340022242231144 |
6 | 150424451133042 |
7 | 13332243454301 |
oct | 2072366522762 |
9 | 456011412828 |
10 | 145288242674 |
11 | 56686475133 |
12 | 241a88a4182 |
13 | 10915362c83 |
14 | 7063ac2438 |
15 | 3ba51132ee |
hex | 21d3daa5f2 |
145288242674 has 8 divisors (see below), whose sum is σ = 217934344368. Its totient is φ = 72643461220.
The previous prime is 145288242653. The next prime is 145288242679. The reversal of 145288242674 is 476242882541.
145288242674 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×1452882426742 (a number of 23 digits) contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (145288242679) 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, 18809 + ... + 539379.
It is an arithmetic number, because the mean of its divisors is an integer number (27241793046).
Almost surely, 2145288242674 is an apocalyptic number.
145288242674 is a deficient number, since it is larger than the sum of its proper divisors (72646101694).
145288242674 is a wasteful number, since it uses less digits than its factorization.
145288242674 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 660120.
The product of its digits is 6881280, while the sum is 53.
The spelling of 145288242674 in words is "one hundred forty-five billion, two hundred eighty-eight million, two hundred forty-two thousand, six hundred seventy-four".
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