Base | Representation |
---|---|
bin | 11011000111001111… |
… | …100001110011100011 |
3 | 2210010220101021122120 |
4 | 123013033201303203 |
5 | 434110302243022 |
6 | 21212450435323 |
7 | 2050302340020 |
oct | 330717416343 |
9 | 83126337576 |
10 | 29112540387 |
11 | 1138a2a7537 |
12 | 5785892b43 |
13 | 298c56c678 |
14 | 15a2634547 |
15 | b55c77d5c |
hex | 6c73e1ce3 |
29112540387 has 16 divisors (see below), whose sum is σ = 45891690240. Its totient is φ = 16062090912.
The previous prime is 29112540361. The next prime is 29112540397. The reversal of 29112540387 is 78304521192.
It is not a de Polignac number, because 29112540387 - 214 = 29112524003 is a prime.
It is a super-2 number, since 2×291125403872 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (29112540397) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23901313 + ... + 23902530.
It is an arithmetic number, because the mean of its divisors is an integer number (2868230640).
Almost surely, 229112540387 is an apocalyptic number.
29112540387 is a deficient number, since it is larger than the sum of its proper divisors (16779149853).
29112540387 is a wasteful number, since it uses less digits than its factorization.
29112540387 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47803882.
The product of its (nonzero) digits is 120960, while the sum is 42.
The spelling of 29112540387 in words is "twenty-nine billion, one hundred twelve million, five hundred forty thousand, three hundred eighty-seven".
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