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680080014808 = 23235962645543
BaseRepresentation
bin10011110010101111110…
…11010111110111011000
32102000101221112022011121
421321113323113313120
542120300440433213
61240231402535024
7100064005513645
oct11712773276730
92360357468147
10680080014808
11242469490a17
12ab979507474
134c19252935c
1424cb78cadcc
1512a5539488d
hex9e57ed7dd8

680080014808 has 32 divisors (see below), whose sum is σ = 1353143750400. Its totient is φ = 319742846368.

The previous prime is 680080014737. The next prime is 680080014821. The reversal of 680080014808 is 808410080086.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31311916 + ... + 31333627.

It is an arithmetic number, because the mean of its divisors is an integer number (42285742200).

Almost surely, 2680080014808 is an apocalyptic number.

It is an amenable number.

680080014808 is a deficient number, since it is larger than the sum of its proper divisors (673063735592).

680080014808 is a wasteful number, since it uses less digits than its factorization.

680080014808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62645631 (or 62645627 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 43.

The spelling of 680080014808 in words is "six hundred eighty billion, eighty million, fourteen thousand, eight hundred eight".

Divisors: 1 2 4 8 23 46 59 92 118 184 236 472 1357 2714 5428 10856 62645543 125291086 250582172 501164344 1440847489 2881694978 3696087037 5763389956 7392174074 11526779912 14784348148 29568696296 85010001851 170020003702 340040007404 680080014808