Base | Representation |
---|---|
bin | 1100111100001111110… |
… | …0100101001000000000 |
3 | 210020212121120100000000 |
4 | 3033003330211020000 |
5 | 12120313134114140 |
6 | 250045400000000 |
7 | 22030364235330 |
oct | 3170374451000 |
9 | 706777510000 |
10 | 222330769920 |
11 | 86320a18156 |
12 | 3710a160000 |
13 | 17c728534bc |
14 | aa91b650c0 |
15 | 5bb3b3da30 |
hex | 33c3f25200 |
222330769920 has 1440 divisors, whose sum is σ = 958733208576. Its totient is φ = 48372940800.
The previous prime is 222330769901. The next prime is 222330769931. The reversal of 222330769920 is 29967033222.
222330769920 is a `hidden beast` number, since 222 + 330 + 7 + 6 + 9 + 92 + 0 = 666.
It is a tau number, because it is divible by the number of its divisors (1440).
It is a Harshad number since it is a multiple of its sum of digits (45).
It is an unprimeable number.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 3644766690 + ... + 3644766750.
Almost surely, 2222330769920 is an apocalyptic number.
222330769920 is a gapful number since it is divisible by the number (20) 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 222330769920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (479366604288).
222330769920 is an abundant number, since it is smaller than the sum of its proper divisors (736402438656).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
222330769920 is an frugal number, since it uses more digits than its factorization.
222330769920 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 146 (or 109 counting only the distinct ones).
The product of its (nonzero) digits is 489888, while the sum is 45.
The spelling of 222330769920 in words is "two hundred twenty-two billion, three hundred thirty million, seven hundred sixty-nine thousand, nine hundred twenty".
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