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108286131 = 3311164367
BaseRepresentation
bin1100111010001…
…01000010110011
321112202111122110
412131011002303
5210210124011
614424540403
72453263002
oct635050263
9245674573
10108286131
1156140a78
1230321703
1319585245
141054ac39
15978eba6
hex67450b3

108286131 has 8 divisors (see below), whose sum is σ = 149039104. Its totient is φ = 69861960.

The previous prime is 108286127. The next prime is 108286183. The reversal of 108286131 is 131682801.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 108286131 - 22 = 108286127 is a prime.

It is a super-2 number, since 2×1082861312 = 23451772333898322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (108286121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 582091 + ... + 582276.

It is an arithmetic number, because the mean of its divisors is an integer number (18629888).

Almost surely, 2108286131 is an apocalyptic number.

108286131 is a deficient number, since it is larger than the sum of its proper divisors (40752973).

108286131 is a wasteful number, since it uses less digits than its factorization.

108286131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1164401.

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 108286131 is about 10406.0622235311. The cubic root of 108286131 is about 476.6405045927.

The spelling of 108286131 in words is "one hundred eight million, two hundred eighty-six thousand, one hundred thirty-one".

Divisors: 1 3 31 93 1164367 3493101 36095377 108286131