Base | Representation |
---|---|
bin | 111101011000011… |
… | …011010111000100 |
3 | 2122202202221211011 |
4 | 331120123113010 |
5 | 4102113014300 |
6 | 250104252004 |
7 | 34343162206 |
oct | 7530332704 |
9 | 2582687734 |
10 | 1029813700 |
11 | 489337303 |
12 | 248a71004 |
13 | 135478426 |
14 | 9aaac776 |
15 | 6061eeba |
hex | 3d61b5c4 |
1029813700 has 18 divisors (see below), whose sum is σ = 2234695946. Its totient is φ = 411925440.
The previous prime is 1029813677. The next prime is 1029813721. The reversal of 1029813700 is 73189201.
It can be written as a sum of positive squares in 3 ways, for example, as 54375876 + 975437824 = 7374^2 + 31232^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5148969 + ... + 5149168.
Almost surely, 21029813700 is an apocalyptic number.
1029813700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1029813700 is an abundant number, since it is smaller than the sum of its proper divisors (1204882246).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1029813700 is a wasteful number, since it uses less digits than its factorization.
1029813700 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10298151 (or 10298144 counting only the distinct ones).
The product of its (nonzero) digits is 3024, while the sum is 31.
The square root of 1029813700 is about 32090.7104938485. The cubic root of 1029813700 is about 1009.8407421344.
The spelling of 1029813700 in words is "one billion, twenty-nine million, eight hundred thirteen thousand, seven hundred".
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