Base | Representation |
---|---|
bin | 1111001010110… |
… | …10100010011110 |
3 | 22212102220011222 |
4 | 13211122202132 |
5 | 230033423132 |
6 | 20343213342 |
7 | 3103411001 |
oct | 745324236 |
9 | 285386158 |
10 | 127248542 |
11 | 65912793 |
12 | 36747252 |
13 | 204942c5 |
14 | 12c85538 |
15 | b288412 |
hex | 795a89e |
127248542 has 8 divisors (see below), whose sum is σ = 191263032. Its totient is φ = 63494200.
The previous prime is 127248503. The next prime is 127248547. The reversal of 127248542 is 245842721.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×1272485422 = 32384382882251528, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (127248547) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63809 + ... + 65772.
It is an arithmetic number, because the mean of its divisors is an integer number (23907879).
Almost surely, 2127248542 is an apocalyptic number.
127248542 is a deficient number, since it is larger than the sum of its proper divisors (64014490).
127248542 is a wasteful number, since it uses less digits than its factorization.
127248542 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 130074.
The product of its digits is 35840, while the sum is 35.
The square root of 127248542 is about 11280.4495477796. The cubic root of 127248542 is about 502.9802568444.
The spelling of 127248542 in words is "one hundred twenty-seven million, two hundred forty-eight thousand, five hundred forty-two".
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