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841478413 = 2929016497
BaseRepresentation
bin110010001001111…
…111000100001101
32011122101112101011
4302021333010031
53210404302123
6215255445221
726565306556
oct6211770415
92148345334
10841478413
113a1aa1206
121b5986811
13105446629
147da8532d
154dd1be0d
hex3227f10d

841478413 has 4 divisors (see below), whose sum is σ = 870494940. Its totient is φ = 812461888.

The previous prime is 841478411. The next prime is 841478419. The reversal of 841478413 is 314874148.

It is a happy number.

841478413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 540004644 + 301473769 = 23238^2 + 17363^2 .

It is a cyclic number.

It is not a de Polignac number, because 841478413 - 21 = 841478411 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (841478411) 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, 14508220 + ... + 14508277.

It is an arithmetic number, because the mean of its divisors is an integer number (217623735).

Almost surely, 2841478413 is an apocalyptic number.

It is an amenable number.

841478413 is a deficient number, since it is larger than the sum of its proper divisors (29016527).

841478413 is a wasteful number, since it uses less digits than its factorization.

841478413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29016526.

The product of its digits is 86016, while the sum is 40.

The square root of 841478413 is about 29008.2473272688. The cubic root of 841478413 is about 944.0920192575.

The spelling of 841478413 in words is "eight hundred forty-one million, four hundred seventy-eight thousand, four hundred thirteen".

Divisors: 1 29 29016497 841478413