Base | Representation |
---|---|
bin | 1100000100101… |
… | …11100110111000 |
3 | 21001120202220122 |
4 | 12002113212320 |
5 | 201412044110 |
6 | 14014512412 |
7 | 2336621306 |
oct | 602274670 |
9 | 231522818 |
10 | 101284280 |
11 | 52199419 |
12 | 29b05708 |
13 | 17ca3236 |
14 | d647276 |
15 | 8d5a255 |
hex | 60979b8 |
101284280 has 16 divisors (see below), whose sum is σ = 227889720. Its totient is φ = 40513696.
The previous prime is 101284279. The next prime is 101284289. The reversal of 101284280 is 82482101.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (101284289) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1266014 + ... + 1266093.
Almost surely, 2101284280 is an apocalyptic number.
101284280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
101284280 is an abundant number, since it is smaller than the sum of its proper divisors (126605440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
101284280 is a wasteful number, since it uses less digits than its factorization.
101284280 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2532118 (or 2532114 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 26.
The square root of 101284280 is about 10064.0091414903. The cubic root of 101284280 is about 466.1374704173.
The spelling of 101284280 in words is "one hundred one million, two hundred eighty-four thousand, two hundred eighty".
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