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241387605 = 3255364169
BaseRepresentation
bin11100110001101…
…00100001010101
3121211012202112200
432120310201111
5443243400410
635541435113
75660521644
oct1630644125
9554182480
10241387605
11114291098
1268a0ba99
133b018604
14240b735b
15162d23c0
hexe634855

241387605 has 12 divisors (see below), whose sum is σ = 418405260. Its totient is φ = 128740032.

The previous prime is 241387591. The next prime is 241387631. The reversal of 241387605 is 506783142.

241387605 is a `hidden beast` number, since 2 + 41 + 3 + 8 + 7 + 605 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 135070884 + 106316721 = 11622^2 + 10311^2 .

It is not a de Polignac number, because 241387605 - 27 = 241387477 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 241387605.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2682040 + ... + 2682129.

It is an arithmetic number, because the mean of its divisors is an integer number (34867105).

Almost surely, 2241387605 is an apocalyptic number.

It is an amenable number.

241387605 is a deficient number, since it is larger than the sum of its proper divisors (177017655).

241387605 is a wasteful number, since it uses less digits than its factorization.

241387605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5364180 (or 5364177 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 241387605 is about 15536.6535972197. The cubic root of 241387605 is about 622.6418702147.

The spelling of 241387605 in words is "two hundred forty-one million, three hundred eighty-seven thousand, six hundred five".

Divisors: 1 3 5 9 15 45 5364169 16092507 26820845 48277521 80462535 241387605