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30032233103 = 31231251023
BaseRepresentation
bin11011111110000011…
…111000001010001111
32212111222221111212202
4123332003320022033
5443001222424403
621444022552115
72112140524625
oct337603701217
985458844782
1030032233103
111181145a264
1259a189863b
132aa7c6c642
14164c839515
15bab894688
hex6fe0f828f

30032233103 has 6 divisors (see below), whose sum is σ = 31032266832. Its totient is φ = 29063450460.

The previous prime is 30032233067. The next prime is 30032233117. The reversal of 30032233103 is 30133223003.

It is not a de Polignac number, because 30032233103 - 28 = 30032232847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30032233183) 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, 15624551 + ... + 15626472.

It is an arithmetic number, because the mean of its divisors is an integer number (5172044472).

Almost surely, 230032233103 is an apocalyptic number.

30032233103 is a deficient number, since it is larger than the sum of its proper divisors (1000033729).

30032233103 is an equidigital number, since it uses as much as digits as its factorization.

30032233103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31251085 (or 31251054 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 20.

Adding to 30032233103 its reverse (30133223003), we get a palindrome (60165456106).

The spelling of 30032233103 in words is "thirty billion, thirty-two million, two hundred thirty-three thousand, one hundred three".

Divisors: 1 31 961 31251023 968781713 30032233103