Search a number
-
+
6420364319230 = 255571152668639
BaseRepresentation
bin101110101101101101110…
…0010001101100111111110
3211201210002020011112011121
41131123123202031213332
51320142401231203410
621353250305141154
71231566420162241
oct135333342154776
924653066145147
106420364319230
112055952309244
1287838702a7ba
1337758c9a3774
14182a667d1258
15b201d5b39da
hex5d6db88d9fe

6420364319230 has 16 divisors (see below), whose sum is σ = 11577403820160. Its totient is φ = 2563535050912.

The previous prime is 6420364319209. The next prime is 6420364319269. The reversal of 6420364319230 is 329134630246.

It is a congruent number.

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, 576328750 + ... + 576339889.

It is an arithmetic number, because the mean of its divisors is an integer number (723587738760).

Almost surely, 26420364319230 is an apocalyptic number.

6420364319230 is a deficient number, since it is larger than the sum of its proper divisors (5157039500930).

6420364319230 is a wasteful number, since it uses less digits than its factorization.

6420364319230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1152669203.

The product of its (nonzero) digits is 559872, while the sum is 43.

Adding to 6420364319230 its reverse (329134630246), we get a palindrome (6749498949476).

The spelling of 6420364319230 in words is "six trillion, four hundred twenty billion, three hundred sixty-four million, three hundred nineteen thousand, two hundred thirty".

Divisors: 1 2 5 10 557 1114 2785 5570 1152668639 2305337278 5763343195 11526686390 642036431923 1284072863846 3210182159615 6420364319230