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6839007107405 = 511199976564197
BaseRepresentation
bin110001110000101010010…
…0101101101100101001101
3220012210200011102122210112
41203201110211231211031
51344022241304414110
622313444013045405
71304046654154334
oct143412445554515
926183604378715
106839007107405
1121a74522462a0
12925541786865
133a7bb976c8c5
1419901c904d1b
15bcd719d6405
hex6385496d94d

6839007107405 has 32 divisors (see below), whose sum is σ = 9433540229760. Its totient is φ = 4707316235520.

The previous prime is 6839007107377. The next prime is 6839007107417. The reversal of 6839007107405 is 5047017009386.

It is not a de Polignac number, because 6839007107405 - 26 = 6839007107341 is a prime.

It is a super-2 number, since 2×68390071074052 (a number of 26 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2240234 + ... + 4323963.

It is an arithmetic number, because the mean of its divisors is an integer number (294798132180).

Almost surely, 26839007107405 is an apocalyptic number.

It is an amenable number.

6839007107405 is a deficient number, since it is larger than the sum of its proper divisors (2594533122355).

6839007107405 is a wasteful number, since it uses less digits than its factorization.

6839007107405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6565229.

The product of its (nonzero) digits is 1270080, while the sum is 50.

The spelling of 6839007107405 in words is "six trillion, eight hundred thirty-nine billion, seven million, one hundred seven thousand, four hundred five".

Divisors: 1 5 11 19 55 95 209 997 1045 4985 10967 18943 54835 94715 208373 1041865 6564197 32820985 72206167 124719743 361030835 623598715 1371917173 6544504409 6859585865 32722522045 71989548499 124345583771 359947742495 621727918855 1367801421481 6839007107405