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8272053 = 323724841
BaseRepresentation
bin11111100011100010110101
3120120021010100
4133203202311
54104201203
6453144313
7130211526
oct37434265
916507110
108272053
11473aa09
12292b099
13193820a
14115484d
15ad5ea3
hex7e38b5

8272053 has 12 divisors (see below), whose sum is σ = 12271948. Its totient is φ = 5365440.

The previous prime is 8271983. The next prime is 8272057. The reversal of 8272053 is 3502728.

It can be written as a sum of positive squares in 2 ways, for example, as 3849444 + 4422609 = 1962^2 + 2103^2 .

It is not a de Polignac number, because 8272053 - 214 = 8255669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8272057) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12088 + ... + 12753.

Almost surely, 28272053 is an apocalyptic number.

It is an amenable number.

8272053 is a deficient number, since it is larger than the sum of its proper divisors (3999895).

8272053 is a wasteful number, since it uses less digits than its factorization.

8272053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24884 (or 24881 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 8272053 is about 2876.1176957837. The cubic root of 8272053 is about 202.2418842108.

The spelling of 8272053 in words is "eight million, two hundred seventy-two thousand, fifty-three".

Divisors: 1 3 9 37 111 333 24841 74523 223569 919117 2757351 8272053