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13041441231 = 3713471016401
BaseRepresentation
bin11000010010101010…
…01001100111001111
31020122212202212010220
430021111021213033
5203202102104411
65554031202423
7641115264360
oct141125114717
936585685126
1013041441231
11559260a905
12263b676413
1312cab51540
148ba075b67
15514ddab06
hex3095499cf

13041441231 has 32 divisors (see below), whose sum is σ = 21856708608. Its totient is φ = 6732633600.

The previous prime is 13041441229. The next prime is 13041441239. The reversal of 13041441231 is 13214414031.

13041441231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13041441231 - 21 = 13041441229 is a prime.

It is a super-2 number, since 2×130414412312 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13041441239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 495370 + ... + 521031.

It is an arithmetic number, because the mean of its divisors is an integer number (683022144).

Almost surely, 213041441231 is an apocalyptic number.

13041441231 is a deficient number, since it is larger than the sum of its proper divisors (8815267377).

13041441231 is a wasteful number, since it uses less digits than its factorization.

13041441231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016471.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 13041441231 its reverse (13214414031), we get a palindrome (26255855262).

The spelling of 13041441231 in words is "thirteen billion, forty-one million, four hundred forty-one thousand, two hundred thirty-one".

Divisors: 1 3 7 13 21 39 47 91 141 273 329 611 987 1833 4277 12831 1016401 3049203 7114807 13213213 21344421 39639639 47770847 92492491 143312541 277477473 334395929 621021011 1003187787 1863063033 4347147077 13041441231