Base | Representation |
---|---|
bin | 11011111100010000101… |
… | …010111100111001001000 |
3 | 20210120012011111100000100 |
4 | 123330100222330321020 |
5 | 222424411244414412 |
6 | 4030032351205400 |
7 | 255503420232324 |
oct | 33742052747110 |
9 | 6716164440010 |
10 | 1920130076232 |
11 | 680360408a25 |
12 | 270173816860 |
13 | 10c0b5373954 |
14 | 68d130d4984 |
15 | 34e31154edc |
hex | 1bf10abce48 |
1920130076232 has 96 divisors (see below), whose sum is σ = 5263817438880. Its totient is φ = 632234641920.
The previous prime is 1920130076201. The next prime is 1920130076297. The reversal of 1920130076232 is 2326700310291.
1920130076232 is a `hidden beast` number, since 1 + 9 + 20 + 1 + 3 + 0 + 0 + 7 + 623 + 2 = 666.
It is a super-2 number, since 2×19201300762322 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45940528 + ... + 45982304.
It is an arithmetic number, because the mean of its divisors is an integer number (54831431655).
Almost surely, 21920130076232 is an apocalyptic number.
1920130076232 is a gapful number since it is divisible by the number (12) 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 1920130076232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2631908719440).
1920130076232 is an abundant number, since it is smaller than the sum of its proper divisors (3343687362648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1920130076232 is a wasteful number, since it uses less digits than its factorization.
1920130076232 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49563 (or 49556 counting only the distinct ones).
The product of its (nonzero) digits is 27216, while the sum is 36.
The spelling of 1920130076232 in words is "one trillion, nine hundred twenty billion, one hundred thirty million, seventy-six thousand, two hundred thirty-two".
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