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30250000003 = 353460318617
BaseRepresentation
bin11100001011000010…
…100101111010000011
32220002011201012220111
4130023002211322003
5443423000000003
621521402252151
72120423520556
oct341302457203
986064635814
1030250000003
1111913377803
125a427b7057
132b111077b2
14166d72469d
15bc0a5ce6d
hex70b0a5e83

30250000003 has 8 divisors (see below), whose sum is σ = 30343914288. Its totient is φ = 30156132864.

The previous prime is 30249999841. The next prime is 30250000007. The reversal of 30250000003 is 30000005203.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30250000003 - 233 = 21660065411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30250000007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1615551 + ... + 1634167.

It is an arithmetic number, because the mean of its divisors is an integer number (3792989286).

Almost surely, 230250000003 is an apocalyptic number.

30250000003 is a deficient number, since it is larger than the sum of its proper divisors (93914285).

30250000003 is a wasteful number, since it uses less digits than its factorization.

30250000003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23573.

The product of its (nonzero) digits is 90, while the sum is 13.

Adding to 30250000003 its reverse (30000005203), we get a palindrome (60250005206).

The spelling of 30250000003 in words is "thirty billion, two hundred fifty million, three", and thus it is an aban number.

Divisors: 1 353 4603 18617 1624859 6571801 85694051 30250000003