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1608705315241 = 20812711285151
BaseRepresentation
bin10111011010001110010…
…011110001000110101001
312200210100102212022111021
4113122032103301012221
5202324112030041431
63231010133532441
7224140134363613
oct27321623610651
95623312768437
101608705315241
115702802366a2
1221b9401a4121
13b891461994b
1457c0c913db3
152bca59a1b11
hex1768e4f11a9

1608705315241 has 8 divisors (see below), whose sum is σ = 1610077690368. Its totient is φ = 1607333520000.

The previous prime is 1608705315223. The next prime is 1608705315253. The reversal of 1608705315241 is 1425135078061.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1608705315241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1608705315641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5499016 + ... + 5784166.

It is an arithmetic number, because the mean of its divisors is an integer number (201259711296).

Almost surely, 21608705315241 is an apocalyptic number.

It is an amenable number.

1608705315241 is a deficient number, since it is larger than the sum of its proper divisors (1372375127).

1608705315241 is a wasteful number, since it uses less digits than its factorization.

1608705315241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289943.

The product of its (nonzero) digits is 201600, while the sum is 43.

The spelling of 1608705315241 in words is "one trillion, six hundred eight billion, seven hundred five million, three hundred fifteen thousand, two hundred forty-one".

Divisors: 1 2081 2711 285151 5641591 593399231 773044361 1608705315241