Base | Representation |
---|---|
bin | 10000111110101… |
… | …01100000101001 |
3 | 100221000022101021 |
4 | 20133111200221 |
5 | 242430313142 |
6 | 22044452441 |
7 | 3346440340 |
oct | 1037254051 |
9 | 327008337 |
10 | 142432297 |
11 | 73443547 |
12 | 3b84a121 |
13 | 2367c487 |
14 | 14cb8b57 |
15 | c787267 |
hex | 87d5829 |
142432297 has 8 divisors (see below), whose sum is σ = 166565696. Its totient is φ = 119245392.
The previous prime is 142432291. The next prime is 142432309. The reversal of 142432297 is 792234241.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 142432297 - 215 = 142399529 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (142432291) 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, 236298 + ... + 236899.
It is an arithmetic number, because the mean of its divisors is an integer number (20820712).
Almost surely, 2142432297 is an apocalyptic number.
It is an amenable number.
142432297 is a deficient number, since it is larger than the sum of its proper divisors (24133399).
142432297 is an equidigital number, since it uses as much as digits as its factorization.
142432297 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 473247.
The product of its digits is 24192, while the sum is 34.
The square root of 142432297 is about 11934.5002827936. The cubic root of 142432297 is about 522.2392303919.
The spelling of 142432297 in words is "one hundred forty-two million, four hundred thirty-two thousand, two hundred ninety-seven".
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