Search a number
-
+
2083888807 = 721113222877
BaseRepresentation
bin111110000110101…
…1001111010100111
312101020012112000221
41330031121322213
513231433420212
6542440545211
7102432522400
oct17415317247
95336175027
102083888807
1197a334560
124a1a82207
13272969800
1415aa949a7
15c2e33807
hex7c359ea7

2083888807 has 36 divisors (see below), whose sum is σ = 2863685016. Its totient is φ = 1498835520.

The previous prime is 2083888801. The next prime is 2083888811. The reversal of 2083888807 is 7088883802.

It is not a de Polignac number, because 2083888807 - 23 = 2083888799 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 (2083888801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 79653 + ... + 102529.

It is an arithmetic number, because the mean of its divisors is an integer number (79546806).

Almost surely, 22083888807 is an apocalyptic number.

2083888807 is a deficient number, since it is larger than the sum of its proper divisors (779796209).

2083888807 is a wasteful number, since it uses less digits than its factorization.

2083888807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22928 (or 22908 counting only the distinct ones).

The product of its (nonzero) digits is 1376256, while the sum is 52.

The square root of 2083888807 is about 45649.6309623638. The cubic root of 2083888807 is about 1277.2958878251.

The spelling of 2083888807 in words is "two billion, eighty-three million, eight hundred eighty-eight thousand, eight hundred seven".

Divisors: 1 7 11 13 49 77 91 143 169 539 637 1001 1183 1859 7007 8281 13013 22877 91091 160139 251647 297401 1120973 1761529 2081807 3271411 3866213 12330703 14572649 22899877 27063491 42528343 160299139 189444437 297698401 2083888807