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6144001420 = 2252777110623
BaseRepresentation
bin1011011100011011…
…00000010110001100
3120212012000121111011
411232031200112030
5100040331021140
62453355135004
7305153102404
oct55615402614
916765017434
106144001420
112673146227
121235744464
1376bb774cb
14423db5804
1525e5cecea
hex16e36058c

6144001420 has 24 divisors (see below), whose sum is σ = 12907165824. Its totient is φ = 2456693376.

The previous prime is 6144001363. The next prime is 6144001453. The reversal of 6144001420 is 241004416.

It is a junction number, because it is equal to n+sod(n) for n = 6144001391 and 6144001400.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 229 + ... + 110851.

It is an arithmetic number, because the mean of its divisors is an integer number (537798576).

Almost surely, 26144001420 is an apocalyptic number.

It is an amenable number.

6144001420 is an abundant number, since it is smaller than the sum of its proper divisors (6763164404).

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

6144001420 is a wasteful number, since it uses less digits than its factorization.

6144001420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113409 (or 113407 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 6144001420 is about 78383.6808270701. The cubic root of 6144001420 is about 1831.5429291872.

Adding to 6144001420 its reverse (241004416), we get a palindrome (6385005836).

The spelling of 6144001420 in words is "six billion, one hundred forty-four million, one thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 2777 5554 11108 13885 27770 55540 110623 221246 442492 553115 1106230 2212460 307200071 614400142 1228800284 1536000355 3072000710 6144001420