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5116881 = 3711171303
BaseRepresentation
bin10011100001001111010001
3100121222001010
4103201033101
52302220011
6301401133
761331010
oct23411721
910558033
105116881
112985430
1218691a9
1310a2053
14972a77
156b11a6
hex4e13d1

5116881 has 32 divisors (see below), whose sum is σ = 9013248. Its totient is φ = 2499840.

The previous prime is 5116873. The next prime is 5116889. The reversal of 5116881 is 1886115.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (5116873) and next prime (5116889).

It is not a de Polignac number, because 5116881 - 23 = 5116873 is a prime.

It is a super-2 number, since 2×51168812 = 52364942336322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5116889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3276 + ... + 4578.

It is an arithmetic number, because the mean of its divisors is an integer number (281664).

Almost surely, 25116881 is an apocalyptic number.

5116881 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

It is an amenable number.

5116881 is a deficient number, since it is larger than the sum of its proper divisors (3896367).

5116881 is a wasteful number, since it uses less digits than its factorization.

5116881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1341.

The product of its digits is 1920, while the sum is 30.

The square root of 5116881 is about 2262.0523866613. The cubic root of 5116881 is about 172.3197697507.

It can be divided in two parts, 5 and 116881, that added together give a triangular number (116886 = T483).

The spelling of 5116881 in words is "five million, one hundred sixteen thousand, eight hundred eighty-one".

Divisors: 1 3 7 11 17 21 33 51 77 119 187 231 357 561 1303 1309 3909 3927 9121 14333 22151 27363 42999 66453 100331 155057 243661 300993 465171 730983 1705627 5116881