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7061015713 = 13815112973
BaseRepresentation
bin1101001001101111…
…01000110010100001
3200020002112202121111
412210313220302201
5103430110000323
63124354023321
7336656433433
oct64467506241
920202482544
107061015713
112aa3839684
121450877b41
13886b4a30b
144adac0653
152b4d6cc0d
hex1a4de8ca1

7061015713 has 4 divisors (see below), whose sum is σ = 7066130068. Its totient is φ = 7055901360.

The previous prime is 7061015711. The next prime is 7061015743. The reversal of 7061015713 is 3175101607.

7061015713 is digitally balanced in base 3, 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: 3175101607 = 9403337669.

It can be written as a sum of positive squares in 2 ways, for example, as 5076135009 + 1984880704 = 71247^2 + 44552^2 .

It is a cyclic number.

It is not a de Polignac number, because 7061015713 - 21 = 7061015711 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7061015711) 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, 2555106 + ... + 2557867.

It is an arithmetic number, because the mean of its divisors is an integer number (1766532517).

Almost surely, 27061015713 is an apocalyptic number.

It is an amenable number.

7061015713 is a deficient number, since it is larger than the sum of its proper divisors (5114355).

7061015713 is a wasteful number, since it uses less digits than its factorization.

7061015713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5114354.

The product of its (nonzero) digits is 4410, while the sum is 31.

The square root of 7061015713 is about 84029.8501307720. The cubic root of 7061015713 is about 1918.4731525321.

The spelling of 7061015713 in words is "seven billion, sixty-one million, fifteen thousand, seven hundred thirteen".

Divisors: 1 1381 5112973 7061015713