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356425441 = 442180621
BaseRepresentation
bin10101001111101…
…001111011100001
3220211200021210021
4111033221323201
51212221103231
655211233441
711555365141
oct2517517341
9824607707
10356425441
11173213789
129b448881
1358ac5a38
14354a0921
1521457811
hex153e9ee1

356425441 has 4 divisors (see below), whose sum is σ = 356510484. Its totient is φ = 356340400.

The previous prime is 356425439. The next prime is 356425463. The reversal of 356425441 is 144524653.

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 122213025 + 234212416 = 11055^2 + 15304^2 .

It is a cyclic number.

It is not a de Polignac number, because 356425441 - 21 = 356425439 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 356425397 and 356425406.

It is not an unprimeable number, because it can be changed into a prime (356425841) 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, 35890 + ... + 44731.

It is an arithmetic number, because the mean of its divisors is an integer number (89127621).

Almost surely, 2356425441 is an apocalyptic number.

It is an amenable number.

356425441 is a deficient number, since it is larger than the sum of its proper divisors (85043).

356425441 is an equidigital number, since it uses as much as digits as its factorization.

356425441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85042.

The product of its digits is 57600, while the sum is 34.

The square root of 356425441 is about 18879.2330617533. The cubic root of 356425441 is about 709.0163201139.

The spelling of 356425441 in words is "three hundred fifty-six million, four hundred twenty-five thousand, four hundred forty-one".

Divisors: 1 4421 80621 356425441