Base | Representation |
---|---|
bin | 11101110001001100000… |
… | …11011110001011111010 |
3 | 10121210010112011012200110 |
4 | 32320212003132023322 |
5 | 113224234202120410 |
6 | 2101515253045150 |
7 | 133616642110440 |
oct | 16704603361372 |
9 | 3553115135613 |
10 | 1022840660730 |
11 | 364869984409 |
12 | 1462973267b6 |
13 | 755b8338bc5 |
14 | 37711ad8b90 |
15 | 1b916a9e720 |
hex | ee260de2fa |
1022840660730 has 256 divisors, whose sum is σ = 3049351557120. Its totient is φ = 214234288128.
The previous prime is 1022840660671. The next prime is 1022840660741. The reversal of 1022840660730 is 370660482201.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 48652161 + ... + 48673179.
It is an arithmetic number, because the mean of its divisors is an integer number (11911529520).
Almost surely, 21022840660730 is an apocalyptic number.
1022840660730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 1022840660730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1524675778560).
1022840660730 is an abundant number, since it is smaller than the sum of its proper divisors (2026510896390).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1022840660730 is a wasteful number, since it uses less digits than its factorization.
1022840660730 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21413.
The product of its (nonzero) digits is 96768, while the sum is 39.
The spelling of 1022840660730 in words is "one trillion, twenty-two billion, eight hundred forty million, six hundred sixty thousand, seven hundred thirty".
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