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8272801 = 232979157
BaseRepresentation
bin11111100011101110100001
3120120022011001
4133203232201
54104212201
6453152001
7130213645
oct37435641
916508131
108272801
114740529
12292b601
131938664
141154c25
15ad6301
hex7e3ba1

8272801 has 16 divisors (see below), whose sum is σ = 9100800. Its totient is φ = 7495488.

The previous prime is 8272787. The next prime is 8272819. The reversal of 8272801 is 1082728.

It is a cyclic number.

It is not a de Polignac number, because 8272801 - 25 = 8272769 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8272801.

It is not an unprimeable number, because it can be changed into a prime (8272861) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52615 + ... + 52771.

It is an arithmetic number, because the mean of its divisors is an integer number (568800).

Almost surely, 28272801 is an apocalyptic number.

It is an amenable number.

8272801 is a deficient number, since it is larger than the sum of its proper divisors (827999).

8272801 is a wasteful number, since it uses less digits than its factorization.

8272801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288.

The product of its (nonzero) digits is 1792, while the sum is 28.

The square root of 8272801 is about 2876.2477292473. The cubic root of 8272801 is about 202.2479799314.

The spelling of 8272801 in words is "eight million, two hundred seventy-two thousand, eight hundred one".

Divisors: 1 23 29 79 157 667 1817 2291 3611 4553 12403 52693 104719 285269 359687 8272801