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6872116 = 221718029
BaseRepresentation
bin11010001101110000110100
3110221010202211
4122031300310
53224401431
6403143204
7112261216
oct32156064
913833684
106872116
113974139
122374b04
131567c54
14cac5b6
1590b2b1
hex68dc34

6872116 has 6 divisors (see below), whose sum is σ = 12026210. Its totient is φ = 3436056.

The previous prime is 6872113. The next prime is 6872119. The reversal of 6872116 is 6112786.

It is an interprime number because it is at equal distance from previous prime (6872113) and next prime (6872119).

It can be written as a sum of positive squares in only one way, i.e., 4016016 + 2856100 = 2004^2 + 1690^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6872113) 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 as a sum of consecutive naturals, namely, 859011 + ... + 859018.

Almost surely, 26872116 is an apocalyptic number.

It is an amenable number.

6872116 is a deficient number, since it is larger than the sum of its proper divisors (5154094).

6872116 is a wasteful number, since it uses less digits than its factorization.

6872116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1718033 (or 1718031 counting only the distinct ones).

The product of its digits is 4032, while the sum is 31.

The square root of 6872116 is about 2621.4721055163. The cubic root of 6872116 is about 190.1210309196.

The spelling of 6872116 in words is "six million, eight hundred seventy-two thousand, one hundred sixteen".

Divisors: 1 2 4 1718029 3436058 6872116