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304103134 = 2152051567
BaseRepresentation
bin10010001000000…
…011111011011110
3210012020001002001
4102020003323132
51110322300014
650101552514
710351556026
oct2210037336
9705201061
10304103134
11146727205
1285a1573a
134b0065aa
142c560a86
151ba6e974
hex12203ede

304103134 has 4 divisors (see below), whose sum is σ = 456154704. Its totient is φ = 152051566.

The previous prime is 304103099. The next prime is 304103141. The reversal of 304103134 is 431301403.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 431301403 = 1333177031.

It is a super-2 number, since 2×3041031342 = 184957432217243912, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76025782 + ... + 76025785.

It is an arithmetic number, because the mean of its divisors is an integer number (114038676).

Almost surely, 2304103134 is an apocalyptic number.

304103134 is a deficient number, since it is larger than the sum of its proper divisors (152051570).

304103134 is a wasteful number, since it uses less digits than its factorization.

304103134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152051569.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 304103134 is about 17438.5530936486. The cubic root of 304103134 is about 672.4711109143.

Adding to 304103134 its reverse (431301403), we get a palindrome (735404537).

The spelling of 304103134 in words is "three hundred four million, one hundred three thousand, one hundred thirty-four".

Divisors: 1 2 152051567 304103134