Base | Representation |
---|---|
bin | 100000110101111… |
… | …1010011110111100 |
3 | 2211210122222000211 |
4 | 1001223322132330 |
5 | 4224104441110 |
6 | 301204202204 |
7 | 36211051504 |
oct | 10153723674 |
9 | 2753588024 |
10 | 1102030780 |
11 | 516082044 |
12 | 269099364 |
13 | 147412126 |
14 | a650aa04 |
15 | 66b3798a |
hex | 41afa7bc |
1102030780 has 96 divisors (see below), whose sum is σ = 2663055360. Its totient is φ = 380298240.
The previous prime is 1102030751. The next prime is 1102030793. The reversal of 1102030780 is 870302011.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 197509 + ... + 203011.
It is an arithmetic number, because the mean of its divisors is an integer number (27740160).
Almost surely, 21102030780 is an apocalyptic number.
1102030780 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 1102030780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1331527680).
1102030780 is an abundant number, since it is smaller than the sum of its proper divisors (1561024580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1102030780 is a wasteful number, since it uses less digits than its factorization.
1102030780 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5579 (or 5577 counting only the distinct ones).
The product of its (nonzero) digits is 336, while the sum is 22.
The square root of 1102030780 is about 33196.8489468504. The cubic root of 1102030780 is about 1032.9149776006.
Adding to 1102030780 its reverse (870302011), we get a palindrome (1972332791).
The spelling of 1102030780 in words is "one billion, one hundred two million, thirty thousand, seven hundred eighty".
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