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380373570785 = 51343433731379
BaseRepresentation
bin1011000100100000000…
…10000001010011100001
31100100210212222110112002
411202100002001103201
522213001113231120
6450424033413345
736324004001525
oct5422002012341
91310725873462
10380373570785
11137351a6766a
126187640a255
1329b3b480410
14145a5761d85
159d63870375
hex58900814e1

380373570785 has 32 divisors (see below), whose sum is σ = 503123322240. Its totient is φ = 274286896128.

The previous prime is 380373570763. The next prime is 380373570817. The reversal of 380373570785 is 587075373083.

It is a cyclic number.

It is not a de Polignac number, because 380373570785 - 226 = 380306461921 is a prime.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 380373570785.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12106226 + ... + 12137604.

It is an arithmetic number, because the mean of its divisors is an integer number (15722603820).

Almost surely, 2380373570785 is an apocalyptic number.

It is an amenable number.

380373570785 is a deficient number, since it is larger than the sum of its proper divisors (122749751455).

380373570785 is a wasteful number, since it uses less digits than its factorization.

380373570785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35777.

The product of its (nonzero) digits is 14817600, while the sum is 56.

The spelling of 380373570785 in words is "three hundred eighty billion, three hundred seventy-three million, five hundred seventy thousand, seven hundred eighty-five".

Divisors: 1 5 13 43 65 215 559 2795 4337 21685 31379 56381 156895 186491 281905 407927 932455 1349297 2039635 2424383 6746485 12121915 17540861 87704305 136090723 680453615 1769179399 5851901089 8845896995 29259505445 76074714157 380373570785