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868054705 = 5761406583
BaseRepresentation
bin110011101111010…
…111011010110001
32020111101202012021
4303233113122301
53234210222310
6222045231441
730340225510
oct6357273261
92214352167
10868054705
11405aa3391
12202862581
1310aac014b
1483402677
155131b5da
hex33bd76b1

868054705 has 16 divisors (see below), whose sum is σ = 1209993984. Its totient is φ = 585478080.

The previous prime is 868054687. The next prime is 868054739. The reversal of 868054705 is 507450868.

It is not a de Polignac number, because 868054705 - 215 = 868021937 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 201157 + ... + 205426.

It is an arithmetic number, because the mean of its divisors is an integer number (75624624).

Almost surely, 2868054705 is an apocalyptic number.

It is an amenable number.

868054705 is a deficient number, since it is larger than the sum of its proper divisors (341939279).

868054705 is a wasteful number, since it uses less digits than its factorization.

868054705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406656.

The product of its (nonzero) digits is 268800, while the sum is 43.

The square root of 868054705 is about 29462.7681150295. The cubic root of 868054705 is about 953.9282238952.

The spelling of 868054705 in words is "eight hundred sixty-eight million, fifty-four thousand, seven hundred five".

Divisors: 1 5 7 35 61 305 427 2135 406583 2032915 2846081 14230405 24801563 124007815 173610941 868054705