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3713664061 = 18120517481
BaseRepresentation
bin1101110101011010…
…0000010000111101
3100120210220200101101
43131112200100331
530101144222221
61412300413101
7161012423632
oct33526402075
910523820341
103713664061
1116362a2858
12877847191
134724c9173
142732da189
1516b064d91
hexdd5a043d

3713664061 has 4 divisors (see below), whose sum is σ = 3734181724. Its totient is φ = 3693146400.

The previous prime is 3713664047. The next prime is 3713664089. The reversal of 3713664061 is 1604663173.

It is a happy number.

3713664061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1604663173 = 6473247901.

It can be written as a sum of positive squares in 2 ways, for example, as 441252036 + 3272412025 = 21006^2 + 57205^2 .

It is a cyclic number.

It is not a de Polignac number, because 3713664061 - 25 = 3713664029 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3713664061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3713664001) 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, 10258560 + ... + 10258921.

It is an arithmetic number, because the mean of its divisors is an integer number (933545431).

Almost surely, 23713664061 is an apocalyptic number.

It is an amenable number.

3713664061 is a deficient number, since it is larger than the sum of its proper divisors (20517663).

3713664061 is a wasteful number, since it uses less digits than its factorization.

3713664061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20517662.

The product of its (nonzero) digits is 54432, while the sum is 37.

The square root of 3713664061 is about 60939.8396863661. The cubic root of 3713664061 is about 1548.5819929089.

The spelling of 3713664061 in words is "three billion, seven hundred thirteen million, six hundred sixty-four thousand, sixty-one".

Divisors: 1 181 20517481 3713664061