Base | Representation |
---|---|
bin | 1100001101110… |
… | …11111000101010 |
3 | 21010211121010021 |
4 | 12012323320222 |
5 | 202213401300 |
6 | 14100311054 |
7 | 2353035511 |
oct | 606737052 |
9 | 233747107 |
10 | 102481450 |
11 | 52936915 |
12 | 2a3a248a |
13 | 18302116 |
14 | d879678 |
15 | 8ee4d1a |
hex | 61bbe2a |
102481450 has 12 divisors (see below), whose sum is σ = 190615590. Its totient is φ = 40992560.
The previous prime is 102481441. The next prime is 102481451. The reversal of 102481450 is 54184201.
It can be written as a sum of positive squares in 3 ways, for example, as 47706649 + 54774801 = 6907^2 + 7401^2 .
It is a Harshad number since it is a multiple of its sum of digits (25).
It is not an unprimeable number, because it can be changed into a prime (102481451) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1024765 + ... + 1024864.
Almost surely, 2102481450 is an apocalyptic number.
102481450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
102481450 is a deficient number, since it is larger than the sum of its proper divisors (88134140).
102481450 is a wasteful number, since it uses less digits than its factorization.
102481450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2049641 (or 2049636 counting only the distinct ones).
The product of its (nonzero) digits is 1280, while the sum is 25.
The square root of 102481450 is about 10123.3122050048. The cubic root of 102481450 is about 467.9668475554.
The spelling of 102481450 in words is "one hundred two million, four hundred eighty-one thousand, four hundred fifty".
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