Base | Representation |
---|---|
bin | 1111001010100… |
… | …01011001110000 |
3 | 22212100222211222 |
4 | 13211101121300 |
5 | 230031223440 |
6 | 20342324212 |
7 | 3103163621 |
oct | 745213160 |
9 | 285328758 |
10 | 127211120 |
11 | 65897663 |
12 | 36729668 |
13 | 2048026a |
14 | 12c75a48 |
15 | b27c2b5 |
hex | 7951670 |
127211120 has 40 divisors (see below), whose sum is σ = 296345616. Its totient is φ = 50784768.
The previous prime is 127211113. The next prime is 127211159. The reversal of 127211120 is 21112721.
It is a tau number, because it is divible by the number of its divisors (40).
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 7 ways as a sum of consecutive naturals, for example, 50204 + ... + 52676.
Almost surely, 2127211120 is an apocalyptic number.
127211120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
127211120 is an abundant number, since it is smaller than the sum of its proper divisors (169134496).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
127211120 is a wasteful number, since it uses less digits than its factorization.
127211120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3129 (or 3123 counting only the distinct ones).
The product of its (nonzero) digits is 56, while the sum is 17.
The square root of 127211120 is about 11278.7907153205. The cubic root of 127211120 is about 502.9309455456.
Adding to 127211120 its reverse (21112721), we get a palindrome (148323841).
The spelling of 127211120 in words is "one hundred twenty-seven million, two hundred eleven thousand, one hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •