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1152223430 = 258313710133
BaseRepresentation
bin100010010101101…
…1000100011000110
32222022010000101212
41010223120203012
54324432122210
6310200051422
740360510661
oct10453304306
92868100355
101152223430
11541444576
12281a63b72
13154937117
14ad0546d8
156b24e805
hex44ad88c6

1152223430 has 32 divisors (see below), whose sum is σ = 2114519904. Its totient is φ = 451968256.

The previous prime is 1152223427. The next prime is 1152223439. The reversal of 1152223430 is 343222511.

It is a junction number, because it is equal to n+sod(n) for n = 1152223396 and 1152223405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152223439) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 108644 + ... + 118776.

It is an arithmetic number, because the mean of its divisors is an integer number (66078747).

Almost surely, 21152223430 is an apocalyptic number.

1152223430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1152223430 is a deficient number, since it is larger than the sum of its proper divisors (962296474).

1152223430 is a wasteful number, since it uses less digits than its factorization.

1152223430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10360.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 1152223430 is about 33944.4167721291. The cubic root of 1152223430 is about 1048.3643255537.

Adding to 1152223430 its reverse (343222511), we get a palindrome (1495445941).

The spelling of 1152223430 in words is "one billion, one hundred fifty-two million, two hundred twenty-three thousand, four hundred thirty".

Divisors: 1 2 5 10 83 137 166 274 415 685 830 1370 10133 11371 20266 22742 50665 56855 101330 113710 841039 1388221 1682078 2776442 4205195 6941105 8410390 13882210 115222343 230444686 576111715 1152223430