Base | Representation |
---|---|
bin | 1101100101110010100111… |
… | …11001001010010000011111 |
3 | 10220211001110002022111202110 |
4 | 12302321103321022100133 |
5 | 12404122044211014334 |
6 | 143321201541125103 |
7 | 6203114510031501 |
oct | 662712371122037 |
9 | 126731402274673 |
10 | 29885789938719 |
11 | 9582546332660 |
12 | 34280966b9793 |
13 | 138a2aa952c30 |
14 | 7546a0db1d71 |
15 | 36c5e82b5ae9 |
hex | 1b2e53e4a41f |
29885789938719 has 32 divisors (see below), whose sum is σ = 46816489440000. Its totient is φ = 16718471285760.
The previous prime is 29885789938657. The next prime is 29885789938747. The reversal of 29885789938719 is 91783998758892.
It is not a de Polignac number, because 29885789938719 - 27 = 29885789938591 is a prime.
It is a super-2 number, since 2×298857899387192 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29885789938759) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6703407 + ... + 10232655.
It is an arithmetic number, because the mean of its divisors is an integer number (1463015295000).
Almost surely, 229885789938719 is an apocalyptic number.
29885789938719 is a deficient number, since it is larger than the sum of its proper divisors (16930699501281).
29885789938719 is a wasteful number, since it uses less digits than its factorization.
29885789938719 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3549015.
The product of its digits is 39504568320, while the sum is 93.
The spelling of 29885789938719 in words is "twenty-nine trillion, eight hundred eighty-five billion, seven hundred eighty-nine million, nine hundred thirty-eight thousand, seven hundred nineteen".
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