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380413799 = 2111802909
BaseRepresentation
bin10110101011001…
…010011101100111
3222111211000121222
4112223022131213
51234341220144
6101425330555
712266315063
oct2653123547
9874730558
10380413799
11185808577
12a7496a5b
1360a7462c
1438746aa3
15235e52ee
hex16aca767

380413799 has 4 divisors (see below), whose sum is σ = 382216920. Its totient is φ = 378610680.

The previous prime is 380413757. The next prime is 380413829. The reversal of 380413799 is 997314083.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 380413799 - 212 = 380409703 is a prime.

It is a super-2 number, since 2×3804137992 = 289429316939224802, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380413729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 901244 + ... + 901665.

It is an arithmetic number, because the mean of its divisors is an integer number (95554230).

Almost surely, 2380413799 is an apocalyptic number.

380413799 is a deficient number, since it is larger than the sum of its proper divisors (1803121).

380413799 is a wasteful number, since it uses less digits than its factorization.

380413799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1803120.

The product of its (nonzero) digits is 163296, while the sum is 44.

The square root of 380413799 is about 19504.1995221542. The cubic root of 380413799 is about 724.5784622054.

The spelling of 380413799 in words is "three hundred eighty million, four hundred thirteen thousand, seven hundred ninety-nine".

Divisors: 1 211 1802909 380413799