Base | Representation |
---|---|
bin | 1111001011110… |
… | …00001110011100 |
3 | 22212200001222121 |
4 | 13211320032130 |
5 | 230101321030 |
6 | 20345552324 |
7 | 3104425342 |
oct | 745701634 |
9 | 285601877 |
10 | 127370140 |
11 | 65996087 |
12 | 367a56a4 |
13 | 20507761 |
14 | 12cb7992 |
15 | b2ae47a |
hex | 797839c |
127370140 has 36 divisors (see below), whose sum is σ = 271680696. Its totient is φ = 50152512.
The previous prime is 127370123. The next prime is 127370147. The reversal of 127370140 is 41073721.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (127370147) 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, 459682 + ... + 459958.
It is an arithmetic number, because the mean of its divisors is an integer number (7546686).
Almost surely, 2127370140 is an apocalyptic number.
127370140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
127370140 is an abundant number, since it is smaller than the sum of its proper divisors (144310556).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
127370140 is an equidigital number, since it uses as much as digits as its factorization.
127370140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 646 (or 367 counting only the distinct ones).
The product of its (nonzero) digits is 1176, while the sum is 25.
The square root of 127370140 is about 11285.8380282547. The cubic root of 127370140 is about 503.1404208845.
The spelling of 127370140 in words is "one hundred twenty-seven million, three hundred seventy thousand, one hundred forty".
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