Base | Representation |
---|---|
bin | 1101100110010111010100… |
… | …10000101011100110000000 |
3 | 10220212221022012021011211100 |
4 | 12303023222100223212000 |
5 | 12404432422043244120 |
6 | 143334221004414400 |
7 | 6204412661360034 |
oct | 663135220534600 |
9 | 126787265234740 |
10 | 29905492556160 |
11 | 958a936a05771 |
12 | 342ba74b47400 |
13 | 138c0ca838250 |
14 | 75560d9a61c4 |
15 | 36cd9cd8d490 |
hex | 1b32ea42b980 |
29905492556160 has 384 divisors, whose sum is σ = 111223856540160. Its totient is φ = 7360504381440.
The previous prime is 29905492556141. The next prime is 29905492556183. The reversal of 29905492556160 is 6165529450992.
29905492556160 is a `hidden beast` number, since 2 + 9 + 9 + 0 + 5 + 4 + 9 + 2 + 5 + 5 + 616 + 0 = 666.
It is a tau number, because it is divible by the number of its divisors (384).
It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 870163297 + ... + 870197663.
It is an arithmetic number, because the mean of its divisors is an integer number (289645459740).
Almost surely, 229905492556160 is an apocalyptic number.
29905492556160 is a gapful number since it is divisible by the number (20) 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 29905492556160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55611928270080).
29905492556160 is an abundant number, since it is smaller than the sum of its proper divisors (81318363984000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29905492556160 is a wasteful number, since it uses less digits than its factorization.
29905492556160 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46026 (or 46011 counting only the distinct ones).
The product of its (nonzero) digits is 52488000, while the sum is 63.
The spelling of 29905492556160 in words is "twenty-nine trillion, nine hundred five billion, four hundred ninety-two million, five hundred fifty-six thousand, one hundred sixty".
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