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13350342431 = 139233412213
BaseRepresentation
bin11000110111011111…
…00000111100011111
31021110102000122221002
430123233200330133
5204320141424211
610044424100515
7651556016066
oct143357407437
937412018832
1013350342431
115730a13958
12270700473b
131349b47a0a
149090c51dd
155320a703b
hex31bbe0f1f

13350342431 has 8 divisors (see below), whose sum is σ = 13504130640. Its totient is φ = 13197379392.

The previous prime is 13350342427. The next prime is 13350342443. The reversal of 13350342431 is 13424305331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13350342431 - 22 = 13350342427 is a prime.

It is a super-2 number, since 2×133503424312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13350342394 and 13350342403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13350342931) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173720 + ... + 238493.

It is an arithmetic number, because the mean of its divisors is an integer number (1688016330).

Almost surely, 213350342431 is an apocalyptic number.

13350342431 is a deficient number, since it is larger than the sum of its proper divisors (153788209).

13350342431 is a wasteful number, since it uses less digits than its factorization.

13350342431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412585.

The product of its (nonzero) digits is 12960, while the sum is 29.

Adding to 13350342431 its reverse (13424305331), we get a palindrome (26774647762).

The spelling of 13350342431 in words is "thirteen billion, three hundred fifty million, three hundred forty-two thousand, four hundred thirty-one".

Divisors: 1 139 233 32387 412213 57297607 96045629 13350342431