Base | Representation |
---|---|
bin | 100000010101000… |
… | …010101101101100 |
3 | 1101210121010011100 |
4 | 200111002231230 |
5 | 2102322341202 |
6 | 125453123100 |
7 | 16304133234 |
oct | 4025025554 |
9 | 1353533140 |
10 | 542387052 |
11 | 259188469 |
12 | 131789490 |
13 | 884a62ac |
14 | 5206acc4 |
15 | 3293c41c |
hex | 20542b6c |
542387052 has 72 divisors (see below), whose sum is σ = 1391390000. Its totient is φ = 178132608.
The previous prime is 542387011. The next prime is 542387063. The reversal of 542387052 is 250783245.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 542386998 and 542387016.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1086699 + ... + 1087197.
Almost surely, 2542387052 is an apocalyptic number.
It is an amenable number.
542387052 is an abundant number, since it is smaller than the sum of its proper divisors (849002948).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
542387052 is a wasteful number, since it uses less digits than its factorization.
542387052 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 895 (or 890 counting only the distinct ones).
The product of its (nonzero) digits is 67200, while the sum is 36.
The square root of 542387052 is about 23289.2046236019. The cubic root of 542387052 is about 815.5234205288.
The spelling of 542387052 in words is "five hundred forty-two million, three hundred eighty-seven thousand, fifty-two".
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