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680202166343 = 7594051406561
BaseRepresentation
bin10011110010111110011…
…01010110000001000111
32102000201110101020120112
421321133031112001013
542121023223310333
61240251445023235
7100100021005610
oct11713715260107
92360643336515
10680202166343
112425214321a7
12ab9b23b4b1b
134c1b192767b
1424cc9c06c07
1512a60e72948
hex9e5f356047

680202166343 has 16 divisors (see below), whose sum is σ = 790746827520. Its totient is φ = 573005664000.

The previous prime is 680202166331. The next prime is 680202166471. The reversal of 680202166343 is 343661202086.

It is not a de Polignac number, because 680202166343 - 26 = 680202166279 is a prime.

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 680202166343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (680202168343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1469783 + ... + 1876343.

It is an arithmetic number, because the mean of its divisors is an integer number (49421676720).

Almost surely, 2680202166343 is an apocalyptic number.

680202166343 is a deficient number, since it is larger than the sum of its proper divisors (110544661177).

680202166343 is a wasteful number, since it uses less digits than its factorization.

680202166343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410678.

The product of its (nonzero) digits is 248832, while the sum is 41.

The spelling of 680202166343 in words is "six hundred eighty billion, two hundred two million, one hundred sixty-six thousand, three hundred forty-three".

Divisors: 1 7 59 413 4051 28357 239009 406561 1673063 2845927 23987099 167909693 1646978611 11528850277 97171738049 680202166343