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311104401113 = 11217223093853
BaseRepresentation
bin1001000011011110100…
…01000110111011011001
31002202000101211001101102
410201233101012323121
520044120211313423
6354530331001145
731322312530532
oct4415721067331
91082011731342
10311104401113
1110aa36362200
12503642991b5
132344c57b05c
14110b3c2b689
15815c4c1c28
hex486f446ed9

311104401113 has 36 divisors (see below), whose sum is σ = 363507776940. Its totient is φ = 266001246720.

The previous prime is 311104401073. The next prime is 311104401121.

311104401113 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 6 ways, for example, as 167192667664 + 143911733449 = 408892^2 + 379357^2 .

It is a de Polignac number, because none of the positive numbers 2k-311104401113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (311104401163) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 80741495 + ... + 80745347.

Almost surely, 2311104401113 is an apocalyptic number.

It is an amenable number.

311104401113 is a deficient number, since it is larger than the sum of its proper divisors (52403375827).

311104401113 is a wasteful number, since it uses less digits than its factorization.

311104401113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6218 (or 6190 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

It can be divided in two parts, 311104 and 401113, that added together give a palindrome (712217).

The spelling of 311104401113 in words is "three hundred eleven billion, one hundred four million, four hundred one thousand, one hundred thirteen".

Divisors: 1 11 17 121 187 289 2057 2309 3179 3853 25399 34969 39253 42383 65501 279389 431783 466213 667301 720511 1113517 4749613 7340311 7925621 8896577 12248687 80743421 97862347 134735557 151241809 1076485817 1663659899 2571110753 18300258889 28282218283 311104401113