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113202141 = 31313721187
BaseRepresentation
bin1101011111101…
…01001111011101
321220000021010220
412233311033131
5212434432031
615122151553
72543126253
oct657651735
9256007126
10113202141
1158999498
1231ab25b9
131a5b6a20
141106a5d3
159e11596
hex6bf53dd

113202141 has 16 divisors (see below), whose sum is σ = 163740864. Its totient is φ = 69151104.

The previous prime is 113202137. The next prime is 113202151. The reversal of 113202141 is 141202311.

It is not a de Polignac number, because 113202141 - 22 = 113202137 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 113202141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113202151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5251 + ... + 15936.

It is an arithmetic number, because the mean of its divisors is an integer number (10233804).

Almost surely, 2113202141 is an apocalyptic number.

It is an amenable number.

113202141 is a deficient number, since it is larger than the sum of its proper divisors (50538723).

113202141 is a wasteful number, since it uses less digits than its factorization.

113202141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21340.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 113202141 is about 10639.6494773089. The cubic root of 113202141 is about 483.7469207718.

Adding to 113202141 its reverse (141202311), we get a palindrome (254404452).

The spelling of 113202141 in words is "one hundred thirteen million, two hundred two thousand, one hundred forty-one".

Divisors: 1 3 13 39 137 411 1781 5343 21187 63561 275431 826293 2902619 8707857 37734047 113202141