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913061741 = 7121128221
BaseRepresentation
bin110110011011000…
…011011101101101
32100122002100020112
4312123003131231
53332220433431
6230334025405
731424616404
oct6633033555
92318070215
10913061741
11429443889
12215948265
1311721aa27
148939a63b
155525bc2b
hex366c376d

913061741 has 4 divisors (see below), whose sum is σ = 913197084. Its totient is φ = 912926400.

The previous prime is 913061711. The next prime is 913061749. The reversal of 913061741 is 147160319.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 181575625 + 731486116 = 13475^2 + 27046^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-913061741 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 913061698 and 913061707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (913061749) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56990 + ... + 71231.

It is an arithmetic number, because the mean of its divisors is an integer number (228299271).

Almost surely, 2913061741 is an apocalyptic number.

It is an amenable number.

913061741 is a deficient number, since it is larger than the sum of its proper divisors (135343).

913061741 is a wasteful number, since it uses less digits than its factorization.

913061741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135342.

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 913061741 is about 30216.9115066381. The cubic root of 913061741 is about 970.1377000106.

The spelling of 913061741 in words is "nine hundred thirteen million, sixty-one thousand, seven hundred forty-one".

Divisors: 1 7121 128221 913061741