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2380952405 = 51337990001
BaseRepresentation
bin1000110111101010…
…0111001101010101
320010221011220200102
42031322213031111
514334010434110
61032132023445
7113000522126
oct21572471525
96127156612
102380952405
111011a92867
12565461b85
132bc379ba0
1418830204d
15de0625a5
hex8dea7355

2380952405 has 16 divisors (see below), whose sum is σ = 3160086384. Its totient is φ = 1710720000.

The previous prime is 2380952393. The next prime is 2380952407. The reversal of 2380952405 is 5042590832.

It can be written as a sum of positive squares in 8 ways, for example, as 241149841 + 2139802564 = 15529^2 + 46258^2 .

It is not a de Polignac number, because 2380952405 - 24 = 2380952389 is a prime.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2380952407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 492596 + ... + 497405.

It is an arithmetic number, because the mean of its divisors is an integer number (197505399).

Almost surely, 22380952405 is an apocalyptic number.

It is an amenable number.

2380952405 is a deficient number, since it is larger than the sum of its proper divisors (779133979).

2380952405 is a wasteful number, since it uses less digits than its factorization.

2380952405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 990056.

The product of its (nonzero) digits is 86400, while the sum is 38.

The square root of 2380952405 is about 48795.0038938414. The cubic root of 2380952405 is about 1335.3145195442.

The spelling of 2380952405 in words is "two billion, three hundred eighty million, nine hundred fifty-two thousand, four hundred five".

Divisors: 1 5 13 37 65 185 481 2405 990001 4950005 12870013 36630037 64350065 183150185 476190481 2380952405