Base | Representation |
---|---|
bin | 10100010100110000010111… |
… | …111111100100011111010100 |
3 | 102201111100010222020221102100 |
4 | 110110300113333210133110 |
5 | 43204010103021423402 |
6 | 514035535145442100 |
7 | 24554005451556162 |
oct | 2424602777443724 |
9 | 381440128227370 |
10 | 89387261904852 |
11 | 26532a1a02a1aa |
12 | a037a251a0330 |
13 | 3ab524b30b822 |
14 | 181051bbac232 |
15 | a5027b59371c |
hex | 514c17fe47d4 |
89387261904852 has 72 divisors (see below), whose sum is σ = 226551629041920. Its totient is φ = 29716581136320.
The previous prime is 89387261904839. The next prime is 89387261904859. The reversal of 89387261904852 is 25840916278398.
89387261904852 is a `hidden beast` number, since 8 + 9 + 3 + 87 + 2 + 61 + 9 + 0 + 485 + 2 = 666.
It is a super-2 number, since 2×893872619048522 (a number of 29 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (89387261904859) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 164738277 + ... + 165279987.
It is an arithmetic number, because the mean of its divisors is an integer number (3146550403360).
It is a 1-persistent number, because it is pandigital, but 2⋅89387261904852 = 178774523809704 is not.
Almost surely, 289387261904852 is an apocalyptic number.
It is an amenable number.
89387261904852 is an abundant number, since it is smaller than the sum of its proper divisors (137164367137068).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89387261904852 is a wasteful number, since it uses less digits than its factorization.
89387261904852 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 553893 (or 553888 counting only the distinct ones).
The product of its (nonzero) digits is 418037760, while the sum is 72.
The spelling of 89387261904852 in words is "eighty-nine trillion, three hundred eighty-seven billion, two hundred sixty-one million, nine hundred four thousand, eight hundred fifty-two".
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