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304070061 = 3929109103
BaseRepresentation
bin10010000111111…
…011110110101101
3210012011100201010
4102013323312231
51110320220221
650101135433
710351360431
oct2207736655
9705140633
10304070061
11146704379
12859ba579
134acc4519
142c5529c1
151ba64c76
hex121fbdad

304070061 has 8 divisors (see below), whose sum is σ = 405866880. Its totient is φ = 202493312.

The previous prime is 304070047. The next prime is 304070077. The reversal of 304070061 is 160070403.

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 304070061 - 214 = 304053677 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304070021) 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, 51765 + ... + 57338.

It is an arithmetic number, because the mean of its divisors is an integer number (50733360).

Almost surely, 2304070061 is an apocalyptic number.

It is an amenable number.

304070061 is a deficient number, since it is larger than the sum of its proper divisors (101796819).

304070061 is a wasteful number, since it uses less digits than its factorization.

304070061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110035.

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 304070061 is about 17437.6047953840. The cubic root of 304070061 is about 672.4467316375.

The spelling of 304070061 in words is "three hundred four million, seventy thousand, sixty-one".

Divisors: 1 3 929 2787 109103 327309 101356687 304070061