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8040895213 = 131394449859
BaseRepresentation
bin1110111110100011…
…00101001011101101
3202202101100210120211
413133101211023231
5112431432121323
63405520142421
7403155324121
oct73721451355
922671323524
108040895213
11345696a64a
121684a67a11
139b1b61280
14563cb1581
15320dc770d
hex1df4652ed

8040895213 has 8 divisors (see below), whose sum is σ = 8721725600. Its totient is φ = 7368964848.

The previous prime is 8040895211. The next prime is 8040895217. The reversal of 8040895213 is 3125980408.

8040895213 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8040895213 - 21 = 8040895211 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8040895211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2223123 + ... + 2226736.

It is an arithmetic number, because the mean of its divisors is an integer number (1090215700).

Almost surely, 28040895213 is an apocalyptic number.

It is an amenable number.

8040895213 is a deficient number, since it is larger than the sum of its proper divisors (680830387).

8040895213 is a wasteful number, since it uses less digits than its factorization.

8040895213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4450011.

The product of its (nonzero) digits is 69120, while the sum is 40.

The square root of 8040895213 is about 89671.0388754363. The cubic root of 8040895213 is about 2003.4021438438.

The spelling of 8040895213 in words is "eight billion, forty million, eight hundred ninety-five thousand, two hundred thirteen".

Divisors: 1 13 139 1807 4449859 57848167 618530401 8040895213