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131068101 = 347929561
BaseRepresentation
bin1111100111111…
…11000011000101
3100010121221122010
413303333003011
5232023134401
621001124433
73151026513
oct763770305
9303557563
10131068101
1167a9144a
1237a89719
13212009b8
141359b4b3
15b78eed6
hex7cff0c5

131068101 has 8 divisors (see below), whose sum is σ = 178475904. Its totient is φ = 85519520.

The previous prime is 131068051. The next prime is 131068109. The reversal of 131068101 is 101860131.

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

It is a cyclic number.

It is not a de Polignac number, because 131068101 - 221 = 128970949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131068109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 464640 + ... + 464921.

It is an arithmetic number, because the mean of its divisors is an integer number (22309488).

Almost surely, 2131068101 is an apocalyptic number.

It is an amenable number.

131068101 is a deficient number, since it is larger than the sum of its proper divisors (47407803).

131068101 is an equidigital number, since it uses as much as digits as its factorization.

131068101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 929611.

The product of its (nonzero) digits is 144, while the sum is 21.

The square root of 131068101 is about 11448.4977617153. The cubic root of 131068101 is about 507.9632997336.

The spelling of 131068101 in words is "one hundred thirty-one million, sixty-eight thousand, one hundred one".

Divisors: 1 3 47 141 929561 2788683 43689367 131068101