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15231041401 = 113983137119
BaseRepresentation
bin11100010111101011…
…10011111101111001
31110022110220001220111
432023311303331321
5222143121311101
610555210024321
71046303500342
oct161365637571
943273801814
1015231041401
116506586924
122b50a180a1
131589681344
14a46ba70c9
155e2251251
hex38bd73f79

15231041401 has 8 divisors (see below), whose sum is σ = 15381573120. Its totient is φ = 15080786112.

The previous prime is 15231041389. The next prime is 15231041411. The reversal of 15231041401 is 10414013251.

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 15231041401 - 25 = 15231041369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15231041411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42520 + ... + 179638.

It is an arithmetic number, because the mean of its divisors is an integer number (1922696640).

Almost surely, 215231041401 is an apocalyptic number.

It is an amenable number.

15231041401 is a deficient number, since it is larger than the sum of its proper divisors (150531719).

15231041401 is a wasteful number, since it uses less digits than its factorization.

15231041401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138215.

The product of its (nonzero) digits is 480, while the sum is 22.

Adding to 15231041401 its reverse (10414013251), we get a palindrome (25645054652).

The spelling of 15231041401 in words is "fifteen billion, two hundred thirty-one million, forty-one thousand, four hundred one".

Divisors: 1 113 983 111079 137119 15494447 134787977 15231041401