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1030430233 = 7298575923
BaseRepresentation
bin111101011010110…
…001111000011001
32122210221021112201
4331122301320121
54102242231413
6250125410201
734351340530
oct7532617031
92583837481
101030430233
11489718538
12249109961
13135632c41
149abcd317
15606e29dd
hex3d6b1e19

1030430233 has 16 divisors (see below), whose sum is σ = 1219870080. Its totient is φ = 851630976.

The previous prime is 1030430201. The next prime is 1030430237. The reversal of 1030430233 is 3320340301.

It is not a de Polignac number, because 1030430233 - 25 = 1030430201 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1030430233.

It is not an unprimeable number, because it can be changed into a prime (1030430237) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 171010 + ... + 176932.

It is an arithmetic number, because the mean of its divisors is an integer number (76241880).

Almost surely, 21030430233 is an apocalyptic number.

It is an amenable number.

1030430233 is a deficient number, since it is larger than the sum of its proper divisors (189439847).

1030430233 is an equidigital number, since it uses as much as digits as its factorization.

1030430233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6816.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 1030430233 is about 32100.3151542162. The cubic root of 1030430233 is about 1010.0422271010.

Adding to 1030430233 its reverse (3320340301), we get a palindrome (4350770534).

The spelling of 1030430233 in words is "one billion, thirty million, four hundred thirty thousand, two hundred thirty-three".

Divisors: 1 7 29 203 857 5923 5999 24853 41461 171767 173971 1202369 5076011 35532077 147204319 1030430233