Base | Representation |
---|---|
bin | 11011110001011001… |
… | …000010100000100001 |
3 | 2211222011222112022120 |
4 | 123301121002200201 |
5 | 442032314123310 |
6 | 21410551054453 |
7 | 2103650032650 |
oct | 336131024041 |
9 | 84864875276 |
10 | 29819676705 |
11 | 11712480515 |
12 | 5942671429 |
13 | 2a72c0a020 |
14 | 162c509197 |
15 | b97da9b70 |
hex | 6f1642821 |
29819676705 has 128 divisors (see below), whose sum is σ = 60799549440. Its totient is φ = 12140513280.
The previous prime is 29819676701. The next prime is 29819676713. The reversal of 29819676705 is 50767691892.
It is not a de Polignac number, because 29819676705 - 22 = 29819676701 is a prime.
It is not an unprimeable number, because it can be changed into a prime (29819676701) by changing a digit.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 17305974 + ... + 17307696.
It is an arithmetic number, because the mean of its divisors is an integer number (474996480).
Almost surely, 229819676705 is an apocalyptic number.
It is an amenable number.
29819676705 is an abundant number, since it is smaller than the sum of its proper divisors (30979872735).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29819676705 is a wasteful number, since it uses less digits than its factorization.
29819676705 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2191.
The product of its (nonzero) digits is 11430720, while the sum is 60.
The spelling of 29819676705 in words is "twenty-nine billion, eight hundred nineteen million, six hundred seventy-six thousand, seven hundred five".
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