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7074688801 = 22133196877
BaseRepresentation
bin1101001011010111…
…10010111100100001
3200021001021102120011
412211223302330201
5103442110020201
63130003044521
7340213601605
oct64553627441
920231242504
107074688801
113000528454
121455370741
138899269bb
144b183d505
152b616e151
hex1a5af2f21

7074688801 has 4 divisors (see below), whose sum is σ = 7077887892. Its totient is φ = 7071489712.

The previous prime is 7074688799. The next prime is 7074688807. The reversal of 7074688801 is 1088864707.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1088864707 = 7155552101.

It can be written as a sum of positive squares in 2 ways, for example, as 6326611600 + 748077201 = 79540^2 + 27351^2 .

It is a cyclic number.

It is not a de Polignac number, because 7074688801 - 21 = 7074688799 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7074688807) 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, 1596226 + ... + 1600651.

It is an arithmetic number, because the mean of its divisors is an integer number (1769471973).

Almost surely, 27074688801 is an apocalyptic number.

It is an amenable number.

7074688801 is a deficient number, since it is larger than the sum of its proper divisors (3199091).

7074688801 is a wasteful number, since it uses less digits than its factorization.

7074688801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3199090.

The product of its (nonzero) digits is 602112, while the sum is 49.

The square root of 7074688801 is about 84111.1692999212. The cubic root of 7074688801 is about 1919.7106769809.

The spelling of 7074688801 in words is "seven billion, seventy-four million, six hundred eighty-eight thousand, eight hundred one".

Divisors: 1 2213 3196877 7074688801