Base | Representation |
---|---|
bin | 101111100011100110… |
… | …0110001101110010000 |
3 | 100202121100120201000000 |
4 | 1133013030301232100 |
5 | 3133123310410214 |
6 | 114525520130000 |
7 | 10243532625351 |
oct | 1370714615620 |
9 | 322540521000 |
10 | 102126263184 |
11 | 3a347682100 |
12 | 17961a66900 |
13 | 982719473a |
14 | 4d2b5c5d28 |
15 | 29cac3d809 |
hex | 17c7331b90 |
102126263184 has 315 divisors, whose sum is σ = 327307171009. Its totient is φ = 30832306560.
The previous prime is 102126263143. The next prime is 102126263189. The reversal of 102126263184 is 481362621201.
It is a happy number.
The square root of 102126263184 is 319572.
It is a perfect power (a square), and thus also a powerful number.
102126263184 is a `hidden beast` number, since 1 + 0 + 2 + 12 + 6 + 2 + 631 + 8 + 4 = 666.
It can be written as a sum of positive squares in only one way, i.e., 6719408784 + 95406854400 = 81972^2 + 308880^2 .
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (102126263189) 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 62 ways as a sum of consecutive naturals, for example, 379651402 + ... + 379651670.
Almost surely, 2102126263184 is an apocalyptic number.
102126263184 is the 319572-nd square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 102126263184
102126263184 is an abundant number, since it is smaller than the sum of its proper divisors (225180907825).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102126263184 is an frugal number, since it uses more digits than its factorization.
102126263184 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 586 (or 285 counting only the distinct ones).
The product of its (nonzero) digits is 27648, while the sum is 36.
Multiplying 102126263184 by its sum of digits (36), we get a square (3676545474624 = 19174322).
102126263184 divided by its sum of digits (36) gives a square (2836840644 = 532622).
Adding to 102126263184 its reverse (481362621201), we get a palindrome (583488884385).
The spelling of 102126263184 in words is "one hundred two billion, one hundred twenty-six million, two hundred sixty-three thousand, one hundred eighty-four".
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