Base | Representation |
---|---|
bin | 10111010010101111101011… |
… | …010010001110101100110000 |
3 | 111102201110211121111012002210 |
4 | 113102233223102032230300 |
5 | 101411412144333321311 |
6 | 1001513432335412120 |
7 | 30402164205663123 |
oct | 2722575322165460 |
9 | 442643747435083 |
10 | 102443212401456 |
11 | 2a706a16791133 |
12 | b5a6220684040 |
13 | 452147978c364 |
14 | 1b423c69283ba |
15 | bc9bb2bca3a6 |
hex | 5d2beb48eb30 |
102443212401456 has 160 divisors (see below), whose sum is σ = 267765549907968. Its totient is φ = 33747251650560.
The previous prime is 102443212401449. The next prime is 102443212401469. The reversal of 102443212401456 is 654104212344201.
It is a super-2 number, since 2×1024432124014562 (a number of 29 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6497310085 + ... + 6497325851.
Almost surely, 2102443212401456 is an apocalyptic number.
102443212401456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
102443212401456 is an abundant number, since it is smaller than the sum of its proper divisors (165322337506512).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102443212401456 is a wasteful number, since it uses less digits than its factorization.
102443212401456 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19979 (or 19973 counting only the distinct ones).
The product of its (nonzero) digits is 184320, while the sum is 39.
Adding to 102443212401456 its reverse (654104212344201), we get a palindrome (756547424745657).
The spelling of 102443212401456 in words is "one hundred two trillion, four hundred forty-three billion, two hundred twelve million, four hundred one thousand, four hundred fifty-six".
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