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111520040005 = 511103191103067
BaseRepresentation
bin110011111011100011…
…1001100010001000101
3101122212000122000021001
41213313013030101011
53311343112240010
6123122005253301
711025366461653
oct1476707142105
9348760560231
10111520040005
1143328178720
1219743a04231
13a6933b786a
14557d021dd3
152d7a79ec3a
hex19f71cc445

111520040005 has 32 divisors (see below), whose sum is σ = 148180451328. Its totient is φ = 79896763200.

The previous prime is 111520039931. The next prime is 111520040033. The reversal of 111520040005 is 500040025111.

It is not a de Polignac number, because 111520040005 - 213 = 111520031813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1030482 + ... + 1133548.

It is an arithmetic number, because the mean of its divisors is an integer number (4630639104).

Almost surely, 2111520040005 is an apocalyptic number.

It is an amenable number.

111520040005 is a deficient number, since it is larger than the sum of its proper divisors (36660411323).

111520040005 is a wasteful number, since it uses less digits than its factorization.

111520040005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103377.

The product of its (nonzero) digits is 200, while the sum is 19.

Adding to 111520040005 its reverse (500040025111), we get a palindrome (611560065116).

The spelling of 111520040005 in words is "one hundred eleven billion, five hundred twenty million, forty thousand, five".

Divisors: 1 5 11 55 103 191 515 955 1133 2101 5665 10505 19673 98365 103067 216403 515335 1082015 1133737 5668685 10615901 19685797 53079505 98428985 116774911 216543767 583874555 1082718835 2027637091 10138185455 22304008001 111520040005