Base | Representation |
---|---|
bin | 10111111111110… |
… | …01110111000010 |
3 | 112000210011122222 |
4 | 23333321313002 |
5 | 403013121232 |
6 | 31550331042 |
7 | 4663014446 |
oct | 1377716702 |
9 | 460704588 |
10 | 201301442 |
11 | a36a1831 |
12 | 574b9a82 |
13 | 329217a4 |
14 | 1ca40826 |
15 | 12a14d12 |
hex | bff9dc2 |
201301442 has 8 divisors (see below), whose sum is σ = 306088716. Its totient is φ = 99271872.
The previous prime is 201301439. The next prime is 201301453. The reversal of 201301442 is 244103102.
It can be written as a sum of positive squares in 2 ways, for example, as 191573281 + 9728161 = 13841^2 + 3119^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 201301442.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 689243 + ... + 689534.
Almost surely, 2201301442 is an apocalyptic number.
201301442 is a deficient number, since it is larger than the sum of its proper divisors (104787274).
201301442 is a wasteful number, since it uses less digits than its factorization.
201301442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1378852.
The product of its (nonzero) digits is 192, while the sum is 17.
The square root of 201301442 is about 14188.0739355277. The cubic root of 201301442 is about 586.0692859559.
Adding to 201301442 its reverse (244103102), we get a palindrome (445404544).
The spelling of 201301442 in words is "two hundred one million, three hundred one thousand, four hundred forty-two".
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