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305053341 = 31928318911
BaseRepresentation
bin10010001011101…
…011111010011101
3210021000022111220
4102023223322131
51111043201331
650134203553
710362624225
oct2213537235
9707008456
10305053341
111472160aa
12861b35b9
134b279c48
142c72b085
151bbab296
hex122ebe9d

305053341 has 16 divisors (see below), whose sum is σ = 429680640. Its totient is φ = 191974320.

The previous prime is 305053337. The next prime is 305053387. The reversal of 305053341 is 143350503.

It is a happy number.

It is not a de Polignac number, because 305053341 - 22 = 305053337 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (305043341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6676 + ... + 25586.

It is an arithmetic number, because the mean of its divisors is an integer number (26855040).

Almost surely, 2305053341 is an apocalyptic number.

It is an amenable number.

305053341 is a deficient number, since it is larger than the sum of its proper divisors (124627299).

305053341 is a wasteful number, since it uses less digits than its factorization.

305053341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19216.

The product of its (nonzero) digits is 2700, while the sum is 24.

The square root of 305053341 is about 17465.7762781962. The cubic root of 305053341 is about 673.1707884337.

The spelling of 305053341 in words is "three hundred five million, fifty-three thousand, three hundred forty-one".

Divisors: 1 3 19 57 283 849 5377 16131 18911 56733 359309 1077927 5351813 16055439 101684447 305053341