Base | Representation |
---|---|
bin | 11011101111110100… |
… | …110011000101101001 |
3 | 2211220100112111021121 |
4 | 123233310303011221 |
5 | 442004102233040 |
6 | 21404211535241 |
7 | 2103210466666 |
oct | 335764630551 |
9 | 84810474247 |
10 | 29793399145 |
11 | 116a9662824 |
12 | 59358ba521 |
13 | 2a6a639483 |
14 | 1628c28a6d |
15 | b95918c4a |
hex | 6efd33169 |
29793399145 has 8 divisors (see below), whose sum is σ = 35772554304. Its totient is φ = 23821069104.
The previous prime is 29793399143. The next prime is 29793399161. The reversal of 29793399145 is 54199339792.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 29793399145 - 21 = 29793399143 is a prime.
It is a super-2 number, since 2×297933991452 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (29793399143) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1696669 + ... + 1714138.
It is an arithmetic number, because the mean of its divisors is an integer number (4471569288).
Almost surely, 229793399145 is an apocalyptic number.
It is an amenable number.
29793399145 is a deficient number, since it is larger than the sum of its proper divisors (5979155159).
29793399145 is a wasteful number, since it uses less digits than its factorization.
29793399145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3412559.
The product of its digits is 16533720, while the sum is 61.
The spelling of 29793399145 in words is "twenty-nine billion, seven hundred ninety-three million, three hundred ninety-nine thousand, one hundred forty-five".
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