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16040262117 = 311495798057
BaseRepresentation
bin11101111000001001…
…01111100111100101
31112101212120202001010
432330010233213211
5230322301341432
611211354252433
71105330656405
oct167404574745
945355522033
1016040262117
116891345380
123137a27119
131688212179
14ac2452805
1563d2ea3cc
hex3bc12f9e5

16040262117 has 16 divisors (see below), whose sum is σ = 23336235072. Its totient is φ = 9719310720.

The previous prime is 16040262097. The next prime is 16040262149. The reversal of 16040262117 is 71126204061.

It is not a de Polignac number, because 16040262117 - 26 = 16040262053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16040262157) 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, 114553 + ... + 212609.

It is an arithmetic number, because the mean of its divisors is an integer number (1458514692).

Almost surely, 216040262117 is an apocalyptic number.

It is an amenable number.

16040262117 is a deficient number, since it is larger than the sum of its proper divisors (7295972955).

16040262117 is a wasteful number, since it uses less digits than its factorization.

16040262117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103028.

The product of its (nonzero) digits is 4032, while the sum is 30.

Adding to 16040262117 its reverse (71126204061), we get a palindrome (87166466178).

The spelling of 16040262117 in words is "sixteen billion, forty million, two hundred sixty-two thousand, one hundred seventeen".

Divisors: 1 3 11 33 4957 14871 54527 98057 163581 294171 1078627 3235881 486068549 1458205647 5346754039 16040262117