Base | Representation |
---|---|
bin | 100000010100100… |
… | …110101001111000 |
3 | 1101210101021111121 |
4 | 200110212221320 |
5 | 2102310201440 |
6 | 125450435024 |
7 | 16303144165 |
oct | 4024465170 |
9 | 1353337447 |
10 | 542272120 |
11 | 25910a085 |
12 | 131732a74 |
13 | 88465ba0 |
14 | 5203b06c |
15 | 3291834a |
hex | 20526a78 |
542272120 has 64 divisors (see below), whose sum is σ = 1391281920. Its totient is φ = 188442624.
The previous prime is 542272099. The next prime is 542272123. The reversal of 542272120 is 21272245.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (542272123) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21832 + ... + 39511.
It is an arithmetic number, because the mean of its divisors is an integer number (21738780).
Almost surely, 2542272120 is an apocalyptic number.
It is an amenable number.
542272120 is an abundant number, since it is smaller than the sum of its proper divisors (849009800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
542272120 is a wasteful number, since it uses less digits than its factorization.
542272120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61384 (or 61380 counting only the distinct ones).
The product of its (nonzero) digits is 2240, while the sum is 25.
The square root of 542272120 is about 23286.7369976989. The cubic root of 542272120 is about 815.4658132300.
The spelling of 542272120 in words is "five hundred forty-two million, two hundred seventy-two thousand, one hundred twenty".
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