Base | Representation |
---|---|
bin | 11011101010101101… |
… | …000110010001000111 |
3 | 2211200100220002020000 |
4 | 123222231012101013 |
5 | 441320104310341 |
6 | 21351502412343 |
7 | 2101115352024 |
oct | 335255062107 |
9 | 84610802200 |
10 | 29707494471 |
11 | 11665119326 |
12 | 5910b910b3 |
13 | 2a558bc5c5 |
14 | 161b66654b |
15 | b8d0ea8b6 |
hex | 6eab46447 |
29707494471 has 20 divisors (see below), whose sum is σ = 44424544032. Its totient is φ = 19784163168.
The previous prime is 29707494461. The next prime is 29707494491. The reversal of 29707494471 is 17449470792.
It is a happy number.
It is not a de Polignac number, because 29707494471 - 225 = 29673940039 is a prime.
It is a super-3 number, since 3×297074944713 (a number of 32 digits) contains 333 as substring.
It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29707494461) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 115231 + ... + 269616.
Almost surely, 229707494471 is an apocalyptic number.
29707494471 is a deficient number, since it is larger than the sum of its proper divisors (14717049561).
29707494471 is an equidigital number, since it uses as much as digits as its factorization.
29707494471 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 385812 (or 385803 counting only the distinct ones).
The product of its (nonzero) digits is 3556224, while the sum is 54.
The spelling of 29707494471 in words is "twenty-nine billion, seven hundred seven million, four hundred ninety-four thousand, four hundred seventy-one".
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