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1307307041 = 12771023733
BaseRepresentation
bin100110111101011…
…1110110000100001
310101002221002010022
41031322332300201
510134132311131
6333420043225
744252632535
oct11572766041
93332832108
101307307041
11610a39147
12305993515
1317aac5b81
14c58a3bc5
1579b8537b
hex4debec21

1307307041 has 4 divisors (see below), whose sum is σ = 1308332052. Its totient is φ = 1306282032.

The previous prime is 1307307031. The next prime is 1307307047. The reversal of 1307307041 is 1407037031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1407037031 = 11531220327.

It can be written as a sum of positive squares in 2 ways, for example, as 495285025 + 812022016 = 22255^2 + 28496^2 .

It is a cyclic number.

It is not a de Polignac number, because 1307307041 - 210 = 1307306017 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1307307041.

It is not an unprimeable number, because it can be changed into a prime (1307307047) 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 3 ways as a sum of consecutive naturals, for example, 510590 + ... + 513143.

It is an arithmetic number, because the mean of its divisors is an integer number (327083013).

Almost surely, 21307307041 is an apocalyptic number.

It is an amenable number.

1307307041 is a deficient number, since it is larger than the sum of its proper divisors (1025011).

1307307041 is a wasteful number, since it uses less digits than its factorization.

1307307041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025010.

The product of its (nonzero) digits is 1764, while the sum is 26.

The square root of 1307307041 is about 36156.7011907890. The cubic root of 1307307041 is about 1093.4338977641.

The spelling of 1307307041 in words is "one billion, three hundred seven million, three hundred seven thousand, forty-one".

Divisors: 1 1277 1023733 1307307041