Base | Representation |
---|---|
bin | 1111001011010… |
… | …01111011000000 |
3 | 22212120002121200 |
4 | 13211221323000 |
5 | 230042432202 |
6 | 20344421200 |
7 | 3104062464 |
oct | 745517300 |
9 | 285502550 |
10 | 127311552 |
11 | 65956065 |
12 | 36777800 |
13 | 204b6ba4 |
14 | 12ca04a4 |
15 | b29be1c |
hex | 7969ec0 |
127311552 has 84 divisors (see below), whose sum is σ = 384154680. Its totient is φ = 40200192.
The previous prime is 127311539. The next prime is 127311559. The reversal of 127311552 is 255113721.
It is not an unprimeable number, because it can be changed into a prime (127311559) 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, 5128 + ... + 16760.
It is an arithmetic number, because the mean of its divisors is an integer number (4573270).
Almost surely, 2127311552 is an apocalyptic number.
127311552 is a gapful number since it is divisible by the number (12) 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 127311552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (192077340).
127311552 is an abundant number, since it is smaller than the sum of its proper divisors (256843128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
127311552 is a wasteful number, since it uses less digits than its factorization.
127311552 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11670 (or 11657 counting only the distinct ones).
The product of its digits is 2100, while the sum is 27.
The square root of 127311552 is about 11283.2420872726. The cubic root of 127311552 is about 503.0632638368.
The spelling of 127311552 in words is "one hundred twenty-seven million, three hundred eleven thousand, five hundred fifty-two".
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