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13242115552 = 25413816111
BaseRepresentation
bin11000101010100101…
…01010010111100000
31021011212101011120011
430111102222113200
5204104440144202
610030000254304
7646103060611
oct142522522740
937155334504
1013242115552
115685913456
122696911394
1313305b3743
148d8991c08
15527829bd7
hex3154aa5e0

13242115552 has 12 divisors (see below), whose sum is σ = 26070415056. Its totient is φ = 6621057760.

The previous prime is 13242115547. The next prime is 13242115567. The reversal of 13242115552 is 25551124231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206908024 + ... + 206908087.

It is an arithmetic number, because the mean of its divisors is an integer number (2172534588).

Almost surely, 213242115552 is an apocalyptic number.

It is an amenable number.

13242115552 is a deficient number, since it is larger than the sum of its proper divisors (12828299504).

13242115552 is an equidigital number, since it uses as much as digits as its factorization.

13242115552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413816121 (or 413816113 counting only the distinct ones).

The product of its digits is 12000, while the sum is 31.

Adding to 13242115552 its reverse (25551124231), we get a palindrome (38793239783).

The spelling of 13242115552 in words is "thirteen billion, two hundred forty-two million, one hundred fifteen thousand, five hundred fifty-two".

Divisors: 1 2 4 8 16 32 413816111 827632222 1655264444 3310528888 6621057776 13242115552