Base | Representation |
---|---|
bin | 1101100011100111001110… |
… | …10110010111100010000000 |
3 | 10220112220021200010000100222 |
4 | 12301303213112113202000 |
5 | 12401410313313402223 |
6 | 143222544032402212 |
7 | 6164525145530450 |
oct | 661634726274200 |
9 | 126486250100328 |
10 | 29810954434688 |
11 | 9553833676869 |
12 | 34156903a6368 |
13 | 13832127829bb |
14 | 750c020b7d60 |
15 | 36a6b83e30c8 |
hex | 1b1ce7597880 |
29810954434688 has 64 divisors (see below), whose sum is σ = 68154787029120. Its totient is φ = 12723110277120.
The previous prime is 29810954434669. The next prime is 29810954434693. The reversal of 29810954434688 is 88643445901892.
It is a tau number, because it is divible by the number of its divisors (64).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68811356 + ... + 69243227.
It is an arithmetic number, because the mean of its divisors is an integer number (1064918547330).
Almost surely, 229810954434688 is an apocalyptic number.
29810954434688 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
29810954434688 is an abundant number, since it is smaller than the sum of its proper divisors (38343832594432).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29810954434688 is a wasteful number, since it uses less digits than its factorization.
29810954434688 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 138054845 (or 138054833 counting only the distinct ones).
The product of its (nonzero) digits is 477757440, while the sum is 71.
The spelling of 29810954434688 in words is "twenty-nine trillion, eight hundred ten billion, nine hundred fifty-four million, four hundred thirty-four thousand, six hundred eighty-eight".
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