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8070205 = 5111311287
BaseRepresentation
bin11110110010010000111101
3120012000020111
4132302100331
54031221310
6444550021
7125411203
oct36622075
916160214
108070205
1146122a0
122852311
131897390
141101073
15a9628a
hex7b243d

8070205 has 16 divisors (see below), whose sum is σ = 11378304. Its totient is φ = 5417280.

The previous prime is 8070191. The next prime is 8070211. The reversal of 8070205 is 5020708.

It is not a de Polignac number, because 8070205 - 29 = 8069693 is a prime.

It is a Duffinian number.

8070205 is a lucky number.

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 15 ways as a sum of consecutive naturals, for example, 4929 + ... + 6358.

It is an arithmetic number, because the mean of its divisors is an integer number (711144).

Almost surely, 28070205 is an apocalyptic number.

It is an amenable number.

8070205 is a deficient number, since it is larger than the sum of its proper divisors (3308099).

8070205 is a wasteful number, since it uses less digits than its factorization.

8070205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11316.

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 8070205 is about 2840.8106237481. The cubic root of 8070205 is about 200.5833385929.

The spelling of 8070205 in words is "eight million, seventy thousand, two hundred five".

Divisors: 1 5 11 13 55 65 143 715 11287 56435 124157 146731 620785 733655 1614041 8070205