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542830446 = 23230157247
BaseRepresentation
bin100000010110101…
…110111101101110
31101211102122101100
4200112232331232
52102431033241
6125510423530
716310661024
oct4026567556
91354378340
10542830446
11259460604
12131961ba6
1388600062
1452144714
15329c89b6
hex205aef6e

542830446 has 12 divisors (see below), whose sum is σ = 1176132672. Its totient is φ = 180943476.

The previous prime is 542830397. The next prime is 542830469. The reversal of 542830446 is 644038245.

It is a self number, because there is not a number n which added to its sum of digits gives 542830446.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15078606 + ... + 15078641.

It is an arithmetic number, because the mean of its divisors is an integer number (98011056).

Almost surely, 2542830446 is an apocalyptic number.

542830446 is an abundant number, since it is smaller than the sum of its proper divisors (633302226).

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

542830446 is a wasteful number, since it uses less digits than its factorization.

542830446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30157255 (or 30157252 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

The square root of 542830446 is about 23298.7219821174. The cubic root of 542830446 is about 815.7455864164.

The spelling of 542830446 in words is "five hundred forty-two million, eight hundred thirty thousand, four hundred forty-six".

Divisors: 1 2 3 6 9 18 30157247 60314494 90471741 180943482 271415223 542830446