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201301 = 474283
BaseRepresentation
bin110001001001010101
3101020010121
4301021111
522420201
64151541
71465612
oct611125
9336117
10201301
11128271
12985b1
1370819
1453509
153e9a1
hex31255

201301 has 4 divisors (see below), whose sum is σ = 205632. Its totient is φ = 196972.

The previous prime is 201287. The next prime is 201307. The reversal of 201301 is 103102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 103102 = 251551.

It is a cyclic number.

It is not a de Polignac number, because 201301 - 29 = 200789 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 (201307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2095 + ... + 2188.

It is an arithmetic number, because the mean of its divisors is an integer number (51408).

2201301 is an apocalyptic number.

It is an amenable number.

201301 is a deficient number, since it is larger than the sum of its proper divisors (4331).

201301 is an equidigital number, since it uses as much as digits as its factorization.

201301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4330.

The product of its (nonzero) digits is 6, while the sum is 7.

The square root of 201301 is about 448.6657999001. The cubic root of 201301 is about 58.6068857009.

Adding to 201301 its reverse (103102), we get a palindrome (304403).

The spelling of 201301 in words is "two hundred one thousand, three hundred one", and thus it is an iban number.

Divisors: 1 47 4283 201301