Base | Representation |
---|---|
bin | 101011001110101010100000… |
… | …110001111010111100000000 |
3 | 220221011122112220222002120201 |
4 | 223032222200301322330000 |
5 | 144404441334230001020 |
6 | 1512205344152214544 |
7 | 55021662004411564 |
oct | 5316524061727400 |
9 | 827148486862521 |
10 | 190123719765760 |
11 | 55641020324530 |
12 | 193a730109a454 |
13 | 8211788b72261 |
14 | 34d4073c856a4 |
15 | 16ea84a96ea0a |
hex | aceaa0c7af00 |
190123719765760 has 144 divisors (see below), whose sum is σ = 496990412553600. Its totient is φ = 69110268907520.
The previous prime is 190123719765739. The next prime is 190123719765769. The reversal of 190123719765760 is 67567917321091.
It is a super-2 number, since 2×1901237197657602 (a number of 29 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (64).
It is a junction number, because it is equal to n+sod(n) for n = 190123719765692 and 190123719765701.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (190123719765769) 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, 35500419 + ... + 40503421.
It is an arithmetic number, because the mean of its divisors is an integer number (3451322309400).
Almost surely, 2190123719765760 is an apocalyptic number.
190123719765760 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 190123719765760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (248495206276800).
190123719765760 is an abundant number, since it is smaller than the sum of its proper divisors (306866692787840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
190123719765760 is a wasteful number, since it uses less digits than its factorization.
190123719765760 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5005734 (or 5005720 counting only the distinct ones).
The product of its (nonzero) digits is 30005640, while the sum is 64.
The spelling of 190123719765760 in words is "one hundred ninety trillion, one hundred twenty-three billion, seven hundred nineteen million, seven hundred sixty-five thousand, seven hundred sixty".
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