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305300214 = 23231547133
BaseRepresentation
bin10010001100101…
…000001011110110
3210021110212011100
4102030220023312
51111124101324
650143350530
710365003042
oct2214501366
9707425140
10305300214
1114737462a
12862b2446
134b33541b
142c793022
151bc094c9
hex123282f6

305300214 has 24 divisors (see below), whose sum is σ = 682823232. Its totient is φ = 98483760.

The previous prime is 305300201. The next prime is 305300231. The reversal of 305300214 is 412003503.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 273009 + ... + 274124.

It is an arithmetic number, because the mean of its divisors is an integer number (28450968).

Almost surely, 2305300214 is an apocalyptic number.

305300214 is an abundant number, since it is smaller than the sum of its proper divisors (377523018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

305300214 is a wasteful number, since it uses less digits than its factorization.

305300214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547172 (or 547169 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 305300214 is about 17472.8421843729. The cubic root of 305300214 is about 673.3523336032.

Adding to 305300214 its reverse (412003503), we get a palindrome (717303717).

The spelling of 305300214 in words is "three hundred five million, three hundred thousand, two hundred fourteen".

Divisors: 1 2 3 6 9 18 31 62 93 186 279 558 547133 1094266 1641399 3282798 4924197 9848394 16961123 33922246 50883369 101766738 152650107 305300214