Base | Representation |
---|---|
bin | 1100011111001001001010… |
… | …0010100101101000000000 |
3 | 1210121111101202001121212100 |
4 | 3013302102202211220000 |
5 | 3244414322022043220 |
6 | 45111032342230400 |
7 | 2614620505446540 |
oct | 307622242455000 |
9 | 53544352047770 |
10 | 13729174018560 |
11 | 44135678a6330 |
12 | 1658980725400 |
13 | 78786a33b720 |
14 | 3566d1ba5320 |
15 | 18c1d9aacd90 |
hex | c7c928a5a00 |
13729174018560 has 5760 divisors, whose sum is σ = 72076395815424. Its totient is φ = 2323812188160.
The previous prime is 13729174018519. The next prime is 13729174018561. The reversal of 13729174018560 is 6581047192731.
13729174018560 is a `hidden beast` number, since 1 + 3 + 7 + 2 + 9 + 1 + 74 + 0 + 1 + 8 + 560 = 666.
It is a tau number, because it is divible by the number of its divisors (5760).
It is a junction number, because it is equal to n+sod(n) for n = 13729174018497 and 13729174018506.
It is not an unprimeable number, because it can be changed into a prime (13729174018561) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 575 ways as a sum of consecutive naturals, for example, 141537876432 + ... + 141537876528.
It is a 1-persistent number, because it is pandigital, but 2⋅13729174018560 = 27458348037120 is not.
Almost surely, 213729174018560 is an apocalyptic number.
13729174018560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13729174018560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36038197907712).
13729174018560 is an abundant number, since it is smaller than the sum of its proper divisors (58347221796864).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13729174018560 is a wasteful number, since it uses less digits than its factorization.
13729174018560 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 212 (or 174 counting only the distinct ones).
The product of its (nonzero) digits is 2540160, while the sum is 54.
The spelling of 13729174018560 in words is "thirteen trillion, seven hundred twenty-nine billion, one hundred seventy-four million, eighteen thousand, five hundred sixty".
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