Base | Representation |
---|---|
bin | 101010010111000… |
… | …0110100001011110 |
3 | 10200001120011010101 |
4 | 1110232012201132 |
5 | 10402332341421 |
6 | 353012531314 |
7 | 50136313123 |
oct | 12456064136 |
9 | 3601504111 |
10 | 1421371486 |
11 | 66a366487 |
12 | 338020b3a |
13 | 198622222 |
14 | d6ab674a |
15 | 84bb7191 |
hex | 54b8685e |
1421371486 has 4 divisors (see below), whose sum is σ = 2132057232. Its totient is φ = 710685742.
The previous prime is 1421371459. The next prime is 1421371489. The reversal of 1421371486 is 6841731241.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1421371489) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355342870 + ... + 355342873.
It is an arithmetic number, because the mean of its divisors is an integer number (533014308).
Almost surely, 21421371486 is an apocalyptic number.
1421371486 is a deficient number, since it is larger than the sum of its proper divisors (710685746).
1421371486 is an equidigital number, since it uses as much as digits as its factorization.
1421371486 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 710685745.
The product of its digits is 32256, while the sum is 37.
The square root of 1421371486 is about 37701.0807006908. The cubic root of 1421371486 is about 1124.3526114946.
The spelling of 1421371486 in words is "one billion, four hundred twenty-one million, three hundred seventy-one thousand, four hundred eighty-six".
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