Base | Representation |
---|---|
bin | 11011110111010000… |
… | …000101110010000000 |
3 | 2212020000222120110000 |
4 | 123313100011302000 |
5 | 442233001302422 |
6 | 21424422240000 |
7 | 2106252516426 |
oct | 336720056200 |
9 | 85200876400 |
10 | 29917994112 |
11 | 11762a22876 |
12 | 596b586000 |
13 | 2a8a3b19c6 |
14 | 163b5bd116 |
15 | ba182acac |
hex | 6f7405c80 |
29917994112 has 160 divisors (see below), whose sum is σ = 89174529180. Its totient is φ = 9957095424.
The previous prime is 29917994107. The next prime is 29917994131. The reversal of 29917994112 is 21149971992.
It can be written as a sum of positive squares in 2 ways, for example, as 28215936576 + 1702057536 = 167976^2 + 41256^2 .
It is a Harshad number since it is a multiple of its sum of digits (54).
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 8012598 + ... + 8016330.
Almost surely, 229917994112 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 29917994112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44587264590).
29917994112 is an abundant number, since it is smaller than the sum of its proper divisors (59256535068).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29917994112 is an equidigital number, since it uses as much as digits as its factorization.
29917994112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4532 (or 4511 counting only the distinct ones).
The product of its digits is 734832, while the sum is 54.
The spelling of 29917994112 in words is "twenty-nine billion, nine hundred seventeen million, nine hundred ninety-four thousand, one hundred twelve".
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