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8131114 = 231313419
BaseRepresentation
bin11111000001001000101010
3120022002210101
4133001020222
54040143424
6450140014
7126053605
oct37011052
916262711
108131114
114654032
12288160a
1318b9014
14111933c
15aa9344
hex7c122a

8131114 has 16 divisors (see below), whose sum is σ = 12660480. Its totient is φ = 3912480.

The previous prime is 8131111. The next prime is 8131127. The reversal of 8131114 is 4111318.

It is a super-2 number, since 2×81311142 = 132230029761992, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8131091 and 8131100.

It is not an unprimeable number, because it can be changed into a prime (8131111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19197 + ... + 19615.

It is an arithmetic number, because the mean of its divisors is an integer number (791280).

Almost surely, 28131114 is an apocalyptic number.

8131114 is a deficient number, since it is larger than the sum of its proper divisors (4529366).

8131114 is a wasteful number, since it uses less digits than its factorization.

8131114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 765.

The product of its digits is 96, while the sum is 19.

The square root of 8131114 is about 2851.5108276140. The cubic root of 8131114 is about 201.0867013731.

The spelling of 8131114 in words is "eight million, one hundred thirty-one thousand, one hundred fourteen".

Divisors: 1 2 31 62 313 419 626 838 9703 12989 19406 25978 131147 262294 4065557 8131114