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1301401 = 17372069
BaseRepresentation
bin100111101101110011001
32110010012001
410331232121
5313121101
643521001
714030113
oct4755631
92403161
101301401
11809842
12529161
1336747a
1425c3b3
151aa901
hex13db99

1301401 has 8 divisors (see below), whose sum is σ = 1415880. Its totient is φ = 1191168.

The previous prime is 1301393. The next prime is 1301413. The reversal of 1301401 is 1041031.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 389376 + 912025 = 624^2 + 955^2 .

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 1301401 - 23 = 1301393 is a prime.

It is a Duffinian number.

1301401 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1301471) 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, 406 + ... + 1663.

It is an arithmetic number, because the mean of its divisors is an integer number (176985).

21301401 is an apocalyptic number.

It is an amenable number.

1301401 is a deficient number, since it is larger than the sum of its proper divisors (114479).

1301401 is a wasteful number, since it uses less digits than its factorization.

1301401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2123.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 1301401 is about 1140.7896388029. The cubic root of 1301401 is about 109.1784804210.

Adding to 1301401 its reverse (1041031), we get a palindrome (2342432).

The spelling of 1301401 in words is "one million, three hundred one thousand, four hundred one".

Divisors: 1 17 37 629 2069 35173 76553 1301401