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380794163 = 412792269
BaseRepresentation
bin10110101100100…
…111010100110011
3222112112100101112
4112230213110303
51234440403123
6101441423535
712302461031
oct2654472463
9875470345
10380794163
11185a48322
12a763abab
1360b787b9
1438805551
152366cd78
hex16b27533

380794163 has 4 divisors (see below), whose sum is σ = 380890560. Its totient is φ = 380697768.

The previous prime is 380794109. The next prime is 380794177. The reversal of 380794163 is 361497083.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 361497083 = 1093316487.

It is a cyclic number.

It is not a de Polignac number, because 380794163 - 214 = 380777779 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 380794163.

It is not an unprimeable number, because it can be changed into a prime (380794663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42008 + ... + 50261.

It is an arithmetic number, because the mean of its divisors is an integer number (95222640).

Almost surely, 2380794163 is an apocalyptic number.

380794163 is a deficient number, since it is larger than the sum of its proper divisors (96397).

380794163 is an equidigital number, since it uses as much as digits as its factorization.

380794163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96396.

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 380794163 is about 19513.9479091239. The cubic root of 380794163 is about 724.8198762990.

The spelling of 380794163 in words is "three hundred eighty million, seven hundred ninety-four thousand, one hundred sixty-three".

Divisors: 1 4127 92269 380794163