Base | Representation |
---|---|
bin | 1000101000001010110… |
… | …0000101000111101010 |
3 | 112011120210212102002011 |
4 | 2022002230011013222 |
5 | 4412024144401300 |
6 | 152031512430134 |
7 | 13465031542660 |
oct | 2120254050752 |
9 | 464523772064 |
10 | 148221481450 |
11 | 57951186909 |
12 | 248870a834a |
13 | 10c91c70c13 |
14 | 72614aac30 |
15 | 3cc78baeba |
hex | 2282b051ea |
148221481450 has 48 divisors (see below), whose sum is σ = 315341513280. Its totient is φ = 50776053120.
The previous prime is 148221481399. The next prime is 148221481481. The reversal of 148221481450 is 54184122841.
It is a super-3 number, since 3×1482214814503 (a number of 34 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 240061 + ... + 595039.
It is an arithmetic number, because the mean of its divisors is an integer number (6569614860).
Almost surely, 2148221481450 is an apocalyptic number.
148221481450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
148221481450 is an abundant number, since it is smaller than the sum of its proper divisors (167120031830).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
148221481450 is a wasteful number, since it uses less digits than its factorization.
148221481450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 356191 (or 356186 counting only the distinct ones).
The product of its (nonzero) digits is 81920, while the sum is 40.
The spelling of 148221481450 in words is "one hundred forty-eight billion, two hundred twenty-one million, four hundred eighty-one thousand, four hundred fifty".
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