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304121440424421 = 3270867476826607
BaseRepresentation
bin100010100100110001100101…
…0011011001101000111100101
31110212210201121002020001010100
41011021203022123031013211
5304330211202222040141
62554451243324014313
7121026022542164544
oct10511431233150745
91425721532201110
10304121440424421
11889a21a6765414
122a138933091399
13100906b494b149
1455157b051415b
152525d6ae9c0b6
hex11498ca6cd1e5

304121440424421 has 12 divisors (see below), whose sum is σ = 439292724724672. Its totient is φ = 202744765564776.

The previous prime is 304121440424317. The next prime is 304121440424437. The reversal of 304121440424421 is 124424044121403.

304121440424421 is a `hidden beast` number, since 3 + 0 + 4 + 1 + 2 + 1 + 4 + 404 + 244 + 2 + 1 = 666.

It is not a de Polignac number, because 304121440424421 - 27 = 304121440424293 is a prime.

It is a super-2 number, since 2×3041214404244212 (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304121440424821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 237775501 + ... + 239051106.

Almost surely, 2304121440424421 is an apocalyptic number.

It is an amenable number.

304121440424421 is a deficient number, since it is larger than the sum of its proper divisors (135171284300251).

304121440424421 is a wasteful number, since it uses less digits than its factorization.

304121440424421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476897480 (or 476897477 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 36.

Adding to 304121440424421 its reverse (124424044121403), we get a palindrome (428545484545824).

The spelling of 304121440424421 in words is "three hundred four trillion, one hundred twenty-one billion, four hundred forty million, four hundred twenty-four thousand, four hundred twenty-one".

Divisors: 1 3 9 70867 212601 637803 476826607 1430479821 4291439463 33791271158269 101373813474807 304121440424421