Base | Representation |
---|---|
bin | 10000111110000… |
… | …01100001110011 |
3 | 100220212011002221 |
4 | 20133001201303 |
5 | 242420203301 |
6 | 22043021511 |
7 | 3345646615 |
oct | 1037014163 |
9 | 326764087 |
10 | 142350451 |
11 | 73398001 |
12 | 3b80a897 |
13 | 23651149 |
14 | 14c96db5 |
15 | c76cda1 |
hex | 87c1873 |
142350451 has 8 divisors (see below), whose sum is σ = 153031680. Its totient is φ = 131988168.
The previous prime is 142350449. The next prime is 142350457. The reversal of 142350451 is 154053241.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 142350451 - 21 = 142350449 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (142350457) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78811 + ... + 80596.
It is an arithmetic number, because the mean of its divisors is an integer number (19128960).
Almost surely, 2142350451 is an apocalyptic number.
142350451 is a deficient number, since it is larger than the sum of its proper divisors (10681229).
142350451 is a wasteful number, since it uses less digits than its factorization.
142350451 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 159473.
The product of its (nonzero) digits is 2400, while the sum is 25.
The square root of 142350451 is about 11931.0708236939. The cubic root of 142350451 is about 522.1391796245.
The spelling of 142350451 in words is "one hundred forty-two million, three hundred fifty thousand, four hundred fifty-one".
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