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13431230201 = 291468331543
BaseRepresentation
bin11001000001001000…
…00100111011111001
31021200001020012002102
430200210010323321
5210001343331301
610100433513145
7653560400354
oct144044047371
937601205072
1013431230201
115772641054
12272a1127b5
1313608291bc
14915b3d29b
15539233b6b
hex320904ef9

13431230201 has 8 divisors (see below), whose sum is σ = 13895762880. Its totient is φ = 12966790032.

The previous prime is 13431230173. The next prime is 13431230243. The reversal of 13431230201 is 10203213431.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13431230201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13431230261) 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, 410036 + ... + 441578.

It is an arithmetic number, because the mean of its divisors is an integer number (1736970360).

Almost surely, 213431230201 is an apocalyptic number.

It is an amenable number.

13431230201 is a deficient number, since it is larger than the sum of its proper divisors (464532679).

13431230201 is a wasteful number, since it uses less digits than its factorization.

13431230201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46255.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 13431230201 its reverse (10203213431), we get a palindrome (23634443632).

The spelling of 13431230201 in words is "thirteen billion, four hundred thirty-one million, two hundred thirty thousand, two hundred one".

Divisors: 1 29 14683 31543 425807 914747 463145869 13431230201