Base | Representation |
---|---|
bin | 1111001010000… |
… | …01010010000000 |
3 | 22212020122021100 |
4 | 13211001102000 |
5 | 230022120323 |
6 | 20341054400 |
7 | 3102500250 |
oct | 745012200 |
9 | 285218240 |
10 | 127145088 |
11 | 65851a94 |
12 | 366b7400 |
13 | 204591a5 |
14 | 12c59960 |
15 | b267943 |
hex | 7941480 |
127145088 has 96 divisors (see below), whose sum is σ = 418167360. Its totient is φ = 36324864.
The previous prime is 127145087. The next prime is 127145101. The reversal of 127145088 is 880541721.
127145088 is a `hidden beast` number, since 127 + 1 + 450 + 88 = 666.
It is a tau number, because it is divible by the number of its divisors (96).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (127145087) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 181 + ... + 15947.
It is an arithmetic number, because the mean of its divisors is an integer number (4355910).
Almost surely, 2127145088 is an apocalyptic number.
127145088 is a gapful number since it is divisible by the number (18) 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 127145088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (209083680).
127145088 is an abundant number, since it is smaller than the sum of its proper divisors (291022272).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
127145088 is a wasteful number, since it uses less digits than its factorization.
127145088 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15794 (or 15779 counting only the distinct ones).
The product of its (nonzero) digits is 17920, while the sum is 36.
The square root of 127145088 is about 11275.8630711800. The cubic root of 127145088 is about 502.8439110056.
The spelling of 127145088 in words is "one hundred twenty-seven million, one hundred forty-five thousand, eighty-eight".
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