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2080067827 = 17122356931
BaseRepresentation
bin111101111111011…
…0101000011110011
312100222000101122011
41323332311003303
513224444132302
6542223023351
7102355166455
oct17376650363
95328011564
102080067827
11978164822
124a073ab57
13271c2c586
1415a37c2d5
15c292b5d7
hex7bfb50f3

2080067827 has 4 divisors (see below), whose sum is σ = 2202424776. Its totient is φ = 1957710880.

The previous prime is 2080067809. The next prime is 2080067837. The reversal of 2080067827 is 7287600802.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7287600802 = 23643800401.

It is a cyclic number.

It is not a de Polignac number, because 2080067827 - 27 = 2080067699 is a prime.

It is a super-4 number, since 4×20800678274 (a number of 38 digits) contains 4444 as substring.

It is a Smith number, since the sum of its digits (40) 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 a self number, because there is not a number n which added to its sum of digits gives 2080067827.

It is not an unprimeable number, because it can be changed into a prime (2080067837) 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, 61178449 + ... + 61178482.

It is an arithmetic number, because the mean of its divisors is an integer number (550606194).

Almost surely, 22080067827 is an apocalyptic number.

2080067827 is a deficient number, since it is larger than the sum of its proper divisors (122356949).

2080067827 is a wasteful number, since it uses less digits than its factorization.

2080067827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122356948.

The product of its (nonzero) digits is 75264, while the sum is 40.

The square root of 2080067827 is about 45607.7606005820. The cubic root of 2080067827 is about 1276.5147348173.

The spelling of 2080067827 in words is "two billion, eighty million, sixty-seven thousand, eight hundred twenty-seven".

Divisors: 1 17 122356931 2080067827