Base | Representation |
---|---|
bin | 100000010100100… |
… | …000000101011100 |
3 | 1101210022220121000 |
4 | 200110200011130 |
5 | 2102303321322 |
6 | 125450110300 |
7 | 16303002555 |
oct | 4024400534 |
9 | 1353286530 |
10 | 542245212 |
11 | 2590a0943 |
12 | 13171b390 |
13 | 88456872 |
14 | 5203132c |
15 | 329103ac |
hex | 2052015c |
542245212 has 48 divisors (see below), whose sum is σ = 1443826720. Its totient is φ = 175862016.
The previous prime is 542245201. The next prime is 542245267. The reversal of 542245212 is 212542245.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63853 + ... + 71844.
Almost surely, 2542245212 is an apocalyptic number.
It is an amenable number.
542245212 is an abundant number, since it is smaller than the sum of its proper divisors (901581508).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
542245212 is a wasteful number, since it uses less digits than its factorization.
542245212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 135747 (or 135739 counting only the distinct ones).
The product of its digits is 6400, while the sum is 27.
The square root of 542245212 is about 23286.1592367655. The cubic root of 542245212 is about 815.4523249730.
Adding to 542245212 its reverse (212542245), we get a palindrome (754787457).
The spelling of 542245212 in words is "five hundred forty-two million, two hundred forty-five thousand, two hundred twelve".
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