Base | Representation |
---|---|
bin | 1101100001000110110000… |
… | …00110101111000101010010 |
3 | 10220020122220101002100202100 |
4 | 12300203120012233011102 |
5 | 12344002342112121230 |
6 | 143115215001501230 |
7 | 6155355144331200 |
oct | 660433006570522 |
9 | 126218811070670 |
10 | 29724799332690 |
11 | 9520242332530 |
12 | 3400a471a1816 |
13 | 13780623b7bc7 |
14 | 74a98bab8070 |
15 | 3683248a0660 |
hex | 1b08d81af152 |
29724799332690 has 288 divisors, whose sum is σ = 98096424776064. Its totient is φ = 6175250887680.
The previous prime is 29724799332689. The next prime is 29724799332703. The reversal of 29724799332690 is 9623399742792.
29724799332690 is a `hidden beast` number, since 2 + 9 + 7 + 2 + 479 + 93 + 3 + 2 + 69 + 0 = 666.
It is a super-2 number, since 2×297247993326902 (a number of 28 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 233609067 + ... + 233736273.
It is an arithmetic number, because the mean of its divisors is an integer number (340612586028).
Almost surely, 229724799332690 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 29724799332690, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49048212388032).
29724799332690 is an abundant number, since it is smaller than the sum of its proper divisors (68371625443374).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29724799332690 is a wasteful number, since it uses less digits than its factorization.
29724799332690 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 132062 (or 132052 counting only the distinct ones).
The product of its (nonzero) digits is 555532992, while the sum is 72.
The spelling of 29724799332690 in words is "twenty-nine trillion, seven hundred twenty-four billion, seven hundred ninety-nine million, three hundred thirty-two thousand, six hundred ninety".
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