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6530210412 = 2231149471291
BaseRepresentation
bin1100001010011101…
…10001101001101100
3121212002202001121220
412011032301221230
5101333213213122
62555553023340
7320552605215
oct60516615154
917762661556
106530210412
112851151810
121322b54b50
13800b9a83b
1445d3ca40c
1528346c25c
hex1853b1a6c

6530210412 has 24 divisors (see below), whose sum is σ = 16622354112. Its totient is φ = 1978851600.

The previous prime is 6530210411. The next prime is 6530210417. The reversal of 6530210412 is 2140120356.

It is not an unprimeable number, because it can be changed into a prime (6530210411) 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, 24735514 + ... + 24735777.

It is an arithmetic number, because the mean of its divisors is an integer number (692598088).

Almost surely, 26530210412 is an apocalyptic number.

It is an amenable number.

6530210412 is an abundant number, since it is smaller than the sum of its proper divisors (10092143700).

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

6530210412 is a wasteful number, since it uses less digits than its factorization.

6530210412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49471309 (or 49471307 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 6530210412 is about 80809.7173117194. The cubic root of 6530210412 is about 1869.1424105829.

Adding to 6530210412 its reverse (2140120356), we get a palindrome (8670330768).

The spelling of 6530210412 in words is "six billion, five hundred thirty million, two hundred ten thousand, four hundred twelve".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 49471291 98942582 148413873 197885164 296827746 544184201 593655492 1088368402 1632552603 2176736804 3265105206 6530210412