Base | Representation |
---|---|
bin | 111000110001… |
… | …1101100100001 |
3 | 2002000101200100 |
4 | 1301203230201 |
5 | 30110042411 |
6 | 2542013013 |
7 | 511012401 |
oct | 161435441 |
9 | 62011610 |
10 | 29768481 |
11 | 15892556 |
12 | 9b77169 |
13 | 62237b2 |
14 | 3d4c801 |
15 | 2930456 |
hex | 1c63b21 |
29768481 has 6 divisors (see below), whose sum is σ = 42998930. Its totient is φ = 19845648.
The previous prime is 29768467. The next prime is 29768483. The reversal of 29768481 is 18486792.
It can be written as a sum of positive squares in only one way, i.e., 29062881 + 705600 = 5391^2 + 840^2 .
It is not a de Polignac number, because 29768481 - 25 = 29768449 is a prime.
It is a super-2 number, since 2×297684812 = 1772324922094722, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (29768483) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1653796 + ... + 1653813.
Almost surely, 229768481 is an apocalyptic number.
It is an amenable number.
29768481 is a deficient number, since it is larger than the sum of its proper divisors (13230449).
29768481 is a wasteful number, since it uses less digits than its factorization.
29768481 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3307615 (or 3307612 counting only the distinct ones).
The product of its digits is 193536, while the sum is 45.
The square root of 29768481 is about 5456.0499447861. The cubic root of 29768481 is about 309.9218707027.
The spelling of 29768481 in words is "twenty-nine million, seven hundred sixty-eight thousand, four hundred eighty-one".
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