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542612886 = 23891377417
BaseRepresentation
bin100000010101111…
…001110110010110
31101211000120221120
4200111321312112
52102402103021
6125502024410
716306063524
oct4025716626
91354016846
10542612886
11259322102
12131878106
138855501a
14520c9314
15329842c6
hex20579d96

542612886 has 32 divisors (see below), whose sum is σ = 1105578720. Its totient is φ = 177509376.

The previous prime is 542612867. The next prime is 542612897. The reversal of 542612886 is 688216245.

542612886 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 69450 + ... + 76866.

It is an arithmetic number, because the mean of its divisors is an integer number (34549335).

Almost surely, 2542612886 is an apocalyptic number.

542612886 is an abundant number, since it is smaller than the sum of its proper divisors (562965834).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

542612886 is a wasteful number, since it uses less digits than its factorization.

542612886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7648.

The product of its digits is 184320, while the sum is 42.

The square root of 542612886 is about 23294.0525885901. The cubic root of 542612886 is about 815.6365914707.

The spelling of 542612886 in words is "five hundred forty-two million, six hundred twelve thousand, eight hundred eighty-six".

Divisors: 1 2 3 6 89 137 178 267 274 411 534 822 7417 12193 14834 22251 24386 36579 44502 73158 660113 1016129 1320226 1980339 2032258 3048387 3960678 6096774 90435481 180870962 271306443 542612886