Base | Representation |
---|---|
bin | 1101001011100100000101… |
… | …01100001100100110001001 |
3 | 10210121220101211112212101000 |
4 | 12211302002230030212021 |
5 | 12244341011233444132 |
6 | 141351204525445213 |
7 | 6051033125304042 |
oct | 645620254144611 |
9 | 123556354485330 |
10 | 28984631937417 |
11 | 926534a1122a2 |
12 | 33014ba710809 |
13 | 13233152b8b70 |
14 | 722c13cad8c9 |
15 | 353e5429787c |
hex | 1a5c82b0c989 |
28984631937417 has 32 divisors (see below), whose sum is σ = 47493106021760. Its totient is φ = 17354623688640.
The previous prime is 28984631937413. The next prime is 28984631937439. The reversal of 28984631937417 is 71473913648982.
28984631937417 is a `hidden beast` number, since 2 + 8 + 9 + 8 + 463 + 1 + 93 + 74 + 1 + 7 = 666.
It is not a de Polignac number, because 28984631937417 - 22 = 28984631937413 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (28984631937413) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1115896459 + ... + 1115922432.
It is an arithmetic number, because the mean of its divisors is an integer number (1484159563180).
Almost surely, 228984631937417 is an apocalyptic number.
28984631937417 is a gapful number since it is divisible by the number (27) formed by its first and last digit.
It is an amenable number.
28984631937417 is a deficient number, since it is larger than the sum of its proper divisors (18508474084343).
28984631937417 is a wasteful number, since it uses less digits than its factorization.
28984631937417 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2231818950 (or 2231818944 counting only the distinct ones).
The product of its digits is 438939648, while the sum is 72.
The spelling of 28984631937417 in words is "twenty-eight trillion, nine hundred eighty-four billion, six hundred thirty-one million, nine hundred thirty-seven thousand, four hundred seventeen".
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