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13211114141 = 239724124571
BaseRepresentation
bin11000100110111000…
…11001101010011101
31021002201001010121202
430103130121222131
5204024021123031
610022532005245
7645245421521
oct142334315235
937081033552
1013211114141
11566a369655
122688460825
13132704aa04
148d4801d81
15524c542cb
hex313719a9d

13211114141 has 16 divisors (see below), whose sum is σ = 13985989248. Its totient is φ = 12454041600.

The previous prime is 13211114123. The next prime is 13211114197. The reversal of 13211114141 is 14141111231.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13211114141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13211114641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 525386 + ... + 549956.

It is an arithmetic number, because the mean of its divisors is an integer number (874124328).

Almost surely, 213211114141 is an apocalyptic number.

It is an amenable number.

13211114141 is a deficient number, since it is larger than the sum of its proper divisors (774875107).

13211114141 is a wasteful number, since it uses less digits than its factorization.

13211114141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24932.

The product of its digits is 96, while the sum is 20.

Adding to 13211114141 its reverse (14141111231), we get a palindrome (27352225372).

The spelling of 13211114141 in words is "thirteen billion, two hundred eleven million, one hundred fourteen thousand, one hundred forty-one".

Divisors: 1 23 97 241 2231 5543 23377 24571 537671 565133 2383387 5921611 54817901 136197053 574396267 13211114141