Base | Representation |
---|---|
bin | 10011001101001011… |
… | …111011011000000000 |
3 | 1222020012112200000000 |
4 | 103031023323120000 |
5 | 314213303401443 |
6 | 13250200000000 |
7 | 1330016605140 |
oct | 231513733000 |
9 | 58205480000 |
10 | 20622325248 |
11 | 8822846208 |
12 | 3bb6460000 |
13 | 1c385bc125 |
14 | dd8c00920 |
15 | 80a6e88d3 |
hex | 4cd2fb600 |
20622325248 has 360 divisors, whose sum is σ = 70713017232. Its totient is φ = 5885374464.
The previous prime is 20622325247. The next prime is 20622325261. The reversal of 20622325248 is 84252322602.
20622325248 is a `hidden beast` number, since 2 + 0 + 622 + 3 + 2 + 5 + 24 + 8 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20622325247) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 23514186 + ... + 23515062.
Almost surely, 220622325248 is an apocalyptic number.
20622325248 is a gapful number since it is divisible by the number (28) 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 20622325248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35356508616).
20622325248 is an abundant number, since it is smaller than the sum of its proper divisors (50090691984).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20622325248 is an frugal number, since it uses more digits than its factorization.
20622325248 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 926 (or 889 counting only the distinct ones).
The product of its (nonzero) digits is 92160, while the sum is 36.
The spelling of 20622325248 in words is "twenty billion, six hundred twenty-two million, three hundred twenty-five thousand, two hundred forty-eight".
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