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13242024342 = 23481740891
BaseRepresentation
bin11000101010100100…
…10100000110010110
31021011212012112110000
430111102110012112
5204104424234332
610025554312130
7646102230651
oct142522240626
937155175400
1013242024342
115685860978
122696888646
131330581081
148d896a898
1552780cb7c
hex315494196

13242024342 has 20 divisors (see below), whose sum is σ = 29671943796. Its totient is φ = 4414008060.

The previous prime is 13242024317. The next prime is 13242024361. The reversal of 13242024342 is 24342024231.

13242024342 is a `hidden beast` number, since 1 + 3 + 24 + 202 + 434 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 40870284 + ... + 40870607.

Almost surely, 213242024342 is an apocalyptic number.

13242024342 is an abundant number, since it is smaller than the sum of its proper divisors (16429919454).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13242024342 is an equidigital number, since it uses as much as digits as its factorization.

13242024342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81740905 (or 81740896 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 13242024342 its reverse (24342024231), we get a palindrome (37584048573).

The spelling of 13242024342 in words is "thirteen billion, two hundred forty-two million, twenty-four thousand, three hundred forty-two".

Divisors: 1 2 3 6 9 18 27 54 81 162 81740891 163481782 245222673 490445346 735668019 1471336038 2207004057 4414008114 6621012171 13242024342