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8011369 = 172191459
BaseRepresentation
bin11110100011111001101001
3120002000112101
4132203321221
54022330434
6443413401
7125044522
oct36437151
916060471
108011369
114582073
122824261
131876672
1410c7849
15a83b14
hex7a3e69

8011369 has 12 divisors (see below), whose sum is σ = 8964400. Its totient is φ = 7138368.

The previous prime is 8011363. The next prime is 8011379. The reversal of 8011369 is 9631108.

It is a happy number.

It is not a de Polignac number, because 8011369 - 211 = 8009321 is a prime.

It is a super-2 number, since 2×80113692 = 128364066508322, which contains 22 as substring.

It is a Duffinian number.

8011369 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (8011363) 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, 4762 + ... + 6220.

Almost surely, 28011369 is an apocalyptic number.

It is an amenable number.

8011369 is a deficient number, since it is larger than the sum of its proper divisors (953031).

8011369 is a wasteful number, since it uses less digits than its factorization.

8011369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1512 (or 1495 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 8011369 is about 2830.4361854668. The cubic root of 8011369 is about 200.0946968221.

It can be divided in two parts, 80 and 11369, that added together give a square (11449 = 1072).

The spelling of 8011369 in words is "eight million, eleven thousand, three hundred sixty-nine".

Divisors: 1 17 19 289 323 1459 5491 24803 27721 421651 471257 8011369