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301331429 = 7247130843
BaseRepresentation
bin10001111101011…
…111001111100101
3210000000020000022
4101331133033211
51104120101204
645522324525
710316163200
oct2175371745
9700006008
10301331429
11145103843
1284ab9745
134a575b29
142c03c937
151b6c35be
hex11f5f3e5

301331429 has 12 divisors (see below), whose sum is σ = 357989184. Its totient is φ = 252786744.

The previous prime is 301331423. The next prime is 301331449. The reversal of 301331429 is 924133103.

It is a happy number.

It is not a de Polignac number, because 301331429 - 24 = 301331413 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 301331398 and 301331407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (301331423) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 63119 + ... + 67724.

It is an arithmetic number, because the mean of its divisors is an integer number (29832432).

Almost surely, 2301331429 is an apocalyptic number.

It is an amenable number.

301331429 is a deficient number, since it is larger than the sum of its proper divisors (56657755).

301331429 is a wasteful number, since it uses less digits than its factorization.

301331429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130904 (or 130897 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 301331429 is about 17358.9005700246. The cubic root of 301331429 is about 670.4218246629.

The spelling of 301331429 in words is "three hundred one million, three hundred thirty-one thousand, four hundred twenty-nine".

Divisors: 1 7 47 49 329 2303 130843 915901 6149621 6411307 43047347 301331429