Base | Representation |
---|---|
bin | 11001010111101011010000… |
… | …10111101100101101110000 |
3 | 21022112101100222212012021102 |
4 | 30223311220113230231300 |
5 | 24303022014300010142 |
6 | 314353052231343532 |
7 | 14515425304225010 |
oct | 1453655027545560 |
9 | 238471328765242 |
10 | 55789081250672 |
11 | 1685a01aa47370 |
12 | 631036a521ba8 |
13 | 2518b70616993 |
14 | dac2c5155c40 |
15 | 66b306cd3532 |
hex | 32bd685ecb70 |
55789081250672 has 160 divisors (see below), whose sum is σ = 136266905026560. Its totient is φ = 21494593693440.
The previous prime is 55789081250663. The next prime is 55789081250681. The reversal of 55789081250672 is 27605218098755.
It is an interprime number because it is at equal distance from previous prime (55789081250663) and next prime (55789081250681).
It is a super-2 number, since 2×557890812506722 (a number of 28 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 55789081250599 and 55789081250608.
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, 47453729 + ... + 48615167.
It is an arithmetic number, because the mean of its divisors is an integer number (851668156416).
Almost surely, 255789081250672 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 55789081250672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68133452513280).
55789081250672 is an abundant number, since it is smaller than the sum of its proper divisors (80477823775888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55789081250672 is a wasteful number, since it uses less digits than its factorization.
55789081250672 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1161899 (or 1161893 counting only the distinct ones).
The product of its (nonzero) digits is 84672000, while the sum is 65.
The spelling of 55789081250672 in words is "fifty-five trillion, seven hundred eighty-nine billion, eighty-one million, two hundred fifty thousand, six hundred seventy-two".
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