Base | Representation |
---|---|
bin | 10000111110111… |
… | …11010111100010 |
3 | 100221002100202201 |
4 | 20133133113202 |
5 | 242433111144 |
6 | 22045403414 |
7 | 3346666141 |
oct | 1037372742 |
9 | 327070681 |
10 | 142472674 |
11 | 73470913 |
12 | 3b86956a |
13 | 23694976 |
14 | 14cc9758 |
15 | c7941d4 |
hex | 87df5e2 |
142472674 has 8 divisors (see below), whose sum is σ = 218679120. Its totient is φ = 69579636.
The previous prime is 142472611. The next prime is 142472689. The reversal of 142472674 is 476274241.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 828244 + ... + 828415.
It is an arithmetic number, because the mean of its divisors is an integer number (27334890).
Almost surely, 2142472674 is an apocalyptic number.
142472674 is a deficient number, since it is larger than the sum of its proper divisors (76206446).
142472674 is a wasteful number, since it uses less digits than its factorization.
142472674 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1656704.
The product of its digits is 75264, while the sum is 37.
The square root of 142472674 is about 11936.1917712476. The cubic root of 142472674 is about 522.2885742126.
The spelling of 142472674 in words is "one hundred forty-two million, four hundred seventy-two thousand, six hundred seventy-four".
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