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9113141 = 19479639
BaseRepresentation
bin100010110000…
…111000110101
3122010222212202
4202300320311
54313110031
6523154245
7140313632
oct42607065
918128782
109113141
115164924
123075985
131b70cbb
1412d3189
15c002cb
hex8b0e35

9113141 has 4 divisors (see below), whose sum is σ = 9592800. Its totient is φ = 8633484.

The previous prime is 9113113. The next prime is 9113147. The reversal of 9113141 is 1413119.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1413119 = 5932383.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-9113141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9113147) 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 in 3 ways as a sum of consecutive naturals, for example, 239801 + ... + 239838.

It is an arithmetic number, because the mean of its divisors is an integer number (2398200).

Almost surely, 29113141 is an apocalyptic number.

It is an amenable number.

9113141 is a deficient number, since it is larger than the sum of its proper divisors (479659).

9113141 is a wasteful number, since it uses less digits than its factorization.

9113141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479658.

The product of its digits is 108, while the sum is 20.

The square root of 9113141 is about 3018.7979395779. The cubic root of 9113141 is about 208.8763949425.

It can be divided in two parts, 91 and 13141, that multiplied together give a triangular number (1195831 = T1546).

The spelling of 9113141 in words is "nine million, one hundred thirteen thousand, one hundred forty-one".

Divisors: 1 19 479639 9113141