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1030073 = 1128513
BaseRepresentation
bin11111011011110111001
31221022222212
43323132321
5230430243
634024505
711520062
oct3733671
91838885
101030073
11643a00
12418135
132a0b15
141cb569
15155318
hexfb7b9

1030073 has 6 divisors (see below), whose sum is σ = 1132362. Its totient is φ = 936320.

The previous prime is 1030069. The next prime is 1030091. The reversal of 1030073 is 3700301.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1024144 + 5929 = 1012^2 + 77^2 .

It is not a de Polignac number, because 1030073 - 22 = 1030069 is a prime.

It is a super-2 number, since 2×10300732 = 2122100770658, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1030033) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4136 + ... + 4377.

It is an arithmetic number, because the mean of its divisors is an integer number (188727).

21030073 is an apocalyptic number.

It is an amenable number.

1030073 is a deficient number, since it is larger than the sum of its proper divisors (102289).

1030073 is an equidigital number, since it uses as much as digits as its factorization.

1030073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8535 (or 8524 counting only the distinct ones).

The product of its (nonzero) digits is 63, while the sum is 14.

The square root of 1030073 is about 1014.9251203907. The cubic root of 1030073 is about 100.9925492004.

Adding to 1030073 its reverse (3700301), we get a palindrome (4730374).

The spelling of 1030073 in words is "one million, thirty thousand, seventy-three".

Divisors: 1 11 121 8513 93643 1030073