Base | Representation |
---|---|
bin | 1011100010100111011110… |
… | …0101110011100000110010 |
3 | 1122221002101220111210111000 |
4 | 2320221313211303200302 |
5 | 3130400231441311120 |
6 | 42553222514102430 |
7 | 2446526445401502 |
oct | 270516745634062 |
9 | 48832356453430 |
10 | 12689339791410 |
11 | 4052578557a57 |
12 | 150b34227aa16 |
13 | 7107a4452899 |
14 | 31c24b1c3a02 |
15 | 17012b1a7990 |
hex | b8a77973832 |
12689339791410 has 128 divisors (see below), whose sum is σ = 34027868160000. Its totient is φ = 3364880688576.
The previous prime is 12689339791397. The next prime is 12689339791411. The reversal of 12689339791410 is 1419793398621.
12689339791410 is a `hidden beast` number, since 1 + 2 + 68 + 93 + 3 + 9 + 79 + 1 + 410 = 666.
It is a super-2 number, since 2×126893397914102 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (12689339791411) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 94443939 + ... + 94578201.
It is an arithmetic number, because the mean of its divisors is an integer number (265842720000).
Almost surely, 212689339791410 is an apocalyptic number.
12689339791410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 12689339791410, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17013934080000).
12689339791410 is an abundant number, since it is smaller than the sum of its proper divisors (21338528368590).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12689339791410 is a wasteful number, since it uses less digits than its factorization.
12689339791410 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 136237 (or 136231 counting only the distinct ones).
The product of its (nonzero) digits is 17635968, while the sum is 63.
The spelling of 12689339791410 in words is "twelve trillion, six hundred eighty-nine billion, three hundred thirty-nine million, seven hundred ninety-one thousand, four hundred ten".
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