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680141407406 = 217322918734583
BaseRepresentation
bin10011110010110111001…
…01100100010010101110
32102000120020001100222112
421321123211210102232
542120412200014111
61240241434444022
7100065352401056
oct11713345442256
92360506040875
10680141407406
112424a01030aa
12ab995b93612
134c1a2173136
1424cc1b0c566
1512a5a96ee8b
hex9e5b9644ae

680141407406 has 32 divisors (see below), whose sum is σ = 1031365344960. Its totient is φ = 336375396864.

The previous prime is 680141407403. The next prime is 680141407447. The reversal of 680141407406 is 604704141086.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (680141407403) 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, 148402991 + ... + 148407573.

It is an arithmetic number, because the mean of its divisors is an integer number (32230167030).

Almost surely, 2680141407406 is an apocalyptic number.

680141407406 is a deficient number, since it is larger than the sum of its proper divisors (351223937554).

680141407406 is a wasteful number, since it uses less digits than its factorization.

680141407406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6860.

The product of its (nonzero) digits is 129024, while the sum is 41.

The spelling of 680141407406 in words is "six hundred eighty billion, one hundred forty-one million, four hundred seven thousand, four hundred six".

Divisors: 1 2 173 229 346 458 1873 3746 4583 9166 39617 79234 324029 428917 648058 792859 857834 1049507 1585718 2099014 8583959 17167918 74202641 148405282 181564711 363129422 1485024907 1965726611 2970049814 3931453222 340070703703 680141407406