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6454836964 = 221741392
BaseRepresentation
bin1100000001011110…
…01111111011100100
3121122211220200200201
412000233033323210
5101204414240324
62544301320244
7315646131442
oct60057177344
917584820621
106454836964
112812650604
121301866084
137bb39a274
144533a9b92
1527ba2e444
hex180bcfee4

6454836964 has 45 divisors (see below), whose sum is σ = 12088920207. Its totient is φ = 3015717312.

The previous prime is 6454836937. The next prime is 6454837007. The reversal of 6454836964 is 4696384546.

The square root of 6454836964 is 80342.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 2 ways, for example, as 2003278564 + 4451558400 = 44758^2 + 66720^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 46437607 + ... + 46437745.

Almost surely, 26454836964 is an apocalyptic number.

6454836964 is the 80342-nd square number.

It is an amenable number.

6454836964 is a deficient number, since it is larger than the sum of its proper divisors (5634083243).

6454836964 is an frugal number, since it uses more digits than its factorization.

6454836964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350 (or 158 counting only the distinct ones).

The product of its digits is 14929920, while the sum is 55.

The cubic root of 6454836964 is about 1861.9231817303.

The spelling of 6454836964 in words is "six billion, four hundred fifty-four million, eight hundred thirty-six thousand, nine hundred sixty-four".

Divisors: 1 2 4 17 34 68 139 278 289 556 578 1156 2363 4726 4913 9452 9826 19321 19652 38642 40171 77284 80342 83521 160684 167042 328457 334084 656914 682907 1313828 1365814 2731628 5583769 11167538 11609419 22335076 23218838 46437676 94924073 189848146 379696292 1613709241 3227418482 6454836964