Base | Representation |
---|---|
bin | 101100000010010001101 |
3 | 2201022100212 |
4 | 11200102031 |
5 | 332133312 |
6 | 50532205 |
7 | 15156605 |
oct | 5402215 |
9 | 2638325 |
10 | 1442957 |
11 | 8a612a |
12 | 597065 |
13 | 3b6a29 |
14 | 297c05 |
15 | 1d7822 |
hex | 16048d |
1442957 has 8 divisors (see below), whose sum is σ = 1509120. Its totient is φ = 1378080.
The previous prime is 1442941. The next prime is 1442971. The reversal of 1442957 is 7592441.
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 1442957 - 24 = 1442941 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1442057) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2498 + ... + 3020.
It is an arithmetic number, because the mean of its divisors is an integer number (188640).
21442957 is an apocalyptic number.
It is an amenable number.
1442957 is a deficient number, since it is larger than the sum of its proper divisors (66163).
1442957 is an equidigital number, since it uses as much as digits as its factorization.
1442957 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 643.
The product of its digits is 10080, while the sum is 32.
The square root of 1442957 is about 1201.2314514697. The cubic root of 1442957 is about 113.0015662717.
The spelling of 1442957 in words is "one million, four hundred forty-two thousand, nine hundred fifty-seven".
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