Search a number
-
+
129301 = 314397
BaseRepresentation
bin11111100100010101
320120100221
4133210111
513114201
62434341
71045654
oct374425
9216327
10129301
1189167
12629b1
1346b13
143519b
15284a1
hex1f915

129301 has 8 divisors (see below), whose sum is σ = 137984. Its totient is φ = 120960.

The previous prime is 129293. The next prime is 129313. The reversal of 129301 is 103921.

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 129301 - 23 = 129293 is a prime.

It is a Duffinian number.

129301 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (129341) 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, 1285 + ... + 1381.

It is an arithmetic number, because the mean of its divisors is an integer number (17248).

2129301 is an apocalyptic number.

It is an amenable number.

129301 is a deficient number, since it is larger than the sum of its proper divisors (8683).

129301 is an equidigital number, since it uses as much as digits as its factorization.

129301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171.

The product of its (nonzero) digits is 54, while the sum is 16.

The square root of 129301 is about 359.5844824238. The cubic root of 129301 is about 50.5670123015.

The spelling of 129301 in words is "one hundred twenty-nine thousand, three hundred one".

Divisors: 1 31 43 97 1333 3007 4171 129301