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8076872 = 231009609
BaseRepresentation
bin11110110011111001001000
3120012100101102
4132303321020
54031424442
6445040532
7125436506
oct36637110
916170342
108076872
114617301
122856148
13189a41b
141103676
15a98232
hex7b3e48

8076872 has 8 divisors (see below), whose sum is σ = 15144150. Its totient is φ = 4038432.

The previous prime is 8076823. The next prime is 8076911. The reversal of 8076872 is 2786708.

It can be written as a sum of positive squares in only one way, i.e., 4519876 + 3556996 = 2126^2 + 1886^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×80768722 = 130471722608768, which contains 22 as substring.

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 as a sum of consecutive naturals, namely, 504797 + ... + 504812.

Almost surely, 28076872 is an apocalyptic number.

It is an amenable number.

8076872 is a deficient number, since it is larger than the sum of its proper divisors (7067278).

8076872 is a wasteful number, since it uses less digits than its factorization.

8076872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1009615 (or 1009611 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 38.

The square root of 8076872 is about 2841.9838141693. The cubic root of 8076872 is about 200.6385590419.

The spelling of 8076872 in words is "eight million, seventy-six thousand, eight hundred seventy-two".

Divisors: 1 2 4 8 1009609 2019218 4038436 8076872