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1030242 = 23171707
BaseRepresentation
bin11111011100001100010
31221100020010
43323201202
5230431432
634025350
711520423
oct3734142
91840203
101030242
11644044
12418256
132a0c15
141cb64a
151553cc
hexfb862

1030242 has 8 divisors (see below), whose sum is σ = 2060496. Its totient is φ = 343412.

The previous prime is 1030241. The next prime is 1030247. The reversal of 1030242 is 2420301.

It is a sphenic number, since it is the product of 3 distinct primes.

1030242 is an admirable number.

It is a super-2 number, since 2×10302422 = 2122797157128, which contains 22 as substring.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (1030241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85848 + ... + 85859.

It is an arithmetic number, because the mean of its divisors is an integer number (257562).

21030242 is an apocalyptic number.

1030242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1030242 is a wasteful number, since it uses less digits than its factorization.

1030242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171712.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 1030242 is about 1015.0083743497. The cubic root of 1030242 is about 100.9980720476.

Adding to 1030242 its reverse (2420301), we get a palindrome (3450543).

The spelling of 1030242 in words is "one million, thirty thousand, two hundred forty-two".

Divisors: 1 2 3 6 171707 343414 515121 1030242