Base | Representation |
---|---|
bin | 100011111010000000… |
… | …1111101111110011010 |
3 | 21101000211102202212010 |
4 | 1013310001331332122 |
5 | 2230404300210410 |
6 | 55231224530350 |
7 | 5366552202060 |
oct | 1076401757632 |
9 | 241024382763 |
10 | 77108600730 |
11 | 2a779882007 |
12 | 12b3b6209b6 |
13 | 736b0b5a85 |
14 | 3a36b62030 |
15 | 201472cc20 |
hex | 11f407df9a |
77108600730 has 128 divisors (see below), whose sum is σ = 214821642240. Its totient is φ = 17348647680.
The previous prime is 77108600707. The next prime is 77108600827. The reversal of 77108600730 is 3700680177.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10090251 + ... + 10097889.
It is an arithmetic number, because the mean of its divisors is an integer number (1678294080).
Almost surely, 277108600730 is an apocalyptic number.
77108600730 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 77108600730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (107410821120).
77108600730 is an abundant number, since it is smaller than the sum of its proper divisors (137713041510).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
77108600730 is a wasteful number, since it uses less digits than its factorization.
77108600730 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8404.
The product of its (nonzero) digits is 49392, while the sum is 39.
The spelling of 77108600730 in words is "seventy-seven billion, one hundred eight million, six hundred thousand, seven hundred thirty".
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