Base | Representation |
---|---|
bin | 10000111101000… |
… | …00000111001000 |
3 | 100220121012100111 |
4 | 20132200013020 |
5 | 242401313301 |
6 | 22040044104 |
7 | 3344536561 |
oct | 1036400710 |
9 | 326535314 |
10 | 142213576 |
11 | 7330418a |
12 | 3b763634 |
13 | 23603a5b |
14 | 14c5d168 |
15 | c742551 |
hex | 87a01c8 |
142213576 has 16 divisors (see below), whose sum is σ = 266872140. Its totient is φ = 71047680.
The previous prime is 142213573. The next prime is 142213633. The reversal of 142213576 is 675312241.
It can be written as a sum of positive squares in 2 ways, for example, as 91661476 + 50552100 = 9574^2 + 7110^2 .
It is not an unprimeable number, because it can be changed into a prime (142213571) 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, 3840 + ... + 17296.
Almost surely, 2142213576 is an apocalyptic number.
It is an amenable number.
142213576 is a deficient number, since it is larger than the sum of its proper divisors (124658564).
142213576 is a wasteful number, since it uses less digits than its factorization.
142213576 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14784 (or 14780 counting only the distinct ones).
The product of its digits is 10080, while the sum is 31.
The square root of 142213576 is about 11925.3333706023. Note that the first 4 decimals coincide. The cubic root of 142213576 is about 521.9717741866.
The spelling of 142213576 in words is "one hundred forty-two million, two hundred thirteen thousand, five hundred seventy-six".
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