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380713916980 = 22519035695849
BaseRepresentation
bin1011000101001000101…
…00010101101000110100
31100101200121101211201201
411202210110111220310
522214200230320410
6450521512302244
736335305620505
oct5424424255064
91311617354651
10380713916980
11137507098811
12619503a1984
1329b93b364b7
14145d8a38bac
159d8369d83a
hex58a4515a34

380713916980 has 12 divisors (see below), whose sum is σ = 799499225700. Its totient is φ = 152285566784.

The previous prime is 380713916959. The next prime is 380713917047. The reversal of 380713916980 is 89619317083.

It can be written as a sum of positive squares in 2 ways, for example, as 76526369956 + 304187547024 = 276634^2 + 551532^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9517847905 + ... + 9517847944.

It is an arithmetic number, because the mean of its divisors is an integer number (66624935475).

Almost surely, 2380713916980 is an apocalyptic number.

It is an amenable number.

380713916980 is an abundant number, since it is smaller than the sum of its proper divisors (418785308720).

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

380713916980 is a wasteful number, since it uses less digits than its factorization.

380713916980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19035695858 (or 19035695856 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 55.

The spelling of 380713916980 in words is "three hundred eighty billion, seven hundred thirteen million, nine hundred sixteen thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 19035695849 38071391698 76142783396 95178479245 190356958490 380713916980