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1030088 = 23128761
BaseRepresentation
bin11111011011111001000
31221100000102
43323133020
5230430323
634024532
711520113
oct3733710
91840012
101030088
11643a14
12418148
132a0b27
141cb57a
15155328
hexfb7c8

1030088 has 8 divisors (see below), whose sum is σ = 1931430. Its totient is φ = 515040.

The previous prime is 1030069. The next prime is 1030091. The reversal of 1030088 is 8800301.

It can be written as a sum of positive squares in only one way, i.e., 643204 + 386884 = 802^2 + 622^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×10300882 = 2122162575488, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64373 + ... + 64388.

21030088 is an apocalyptic number.

It is an amenable number.

1030088 is a deficient number, since it is larger than the sum of its proper divisors (901342).

1030088 is a wasteful number, since it uses less digits than its factorization.

1030088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128767 (or 128763 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 1030088 is about 1014.9325100715. The cubic root of 1030088 is about 100.9930394184.

Adding to 1030088 its reverse (8800301), we get a palindrome (9830389).

The spelling of 1030088 in words is "one million, thirty thousand, eighty-eight".

Divisors: 1 2 4 8 128761 257522 515044 1030088