Base | Representation |
---|---|
bin | 1111001100100… |
… | …11110000010100 |
3 | 22212212210122220 |
4 | 13212103300110 |
5 | 230113423100 |
6 | 20352222340 |
7 | 3105405156 |
oct | 746236024 |
9 | 285783586 |
10 | 127482900 |
11 | 65a62876 |
12 | 3683a9b0 |
13 | 20546b8c |
14 | 12d06ad6 |
15 | b2d2aa0 |
hex | 7993c14 |
127482900 has 72 divisors (see below), whose sum is σ = 370538784. Its totient is φ = 33840000.
The previous prime is 127482889. The next prime is 127482911. The reversal of 127482900 is 9284721.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (127482889) and next prime (127482911).
It is a congruent number.
It is an unprimeable number.
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 23 ways as a sum of consecutive naturals, for example, 74454 + ... + 76146.
It is an arithmetic number, because the mean of its divisors is an integer number (5146372).
Almost surely, 2127482900 is an apocalyptic number.
127482900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 127482900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185269392).
127482900 is an abundant number, since it is smaller than the sum of its proper divisors (243055884).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
127482900 is a wasteful number, since it uses less digits than its factorization.
127482900 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1961 (or 1954 counting only the distinct ones).
The product of its (nonzero) digits is 8064, while the sum is 33.
The square root of 127482900 is about 11290.8325645189. The cubic root of 127482900 is about 503.2888527958.
The spelling of 127482900 in words is "one hundred twenty-seven million, four hundred eighty-two thousand, nine hundred".
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