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2430120313 = 19180915727
BaseRepresentation
bin1001000011011000…
…1011000101111001
320021100200220101001
42100312023011321
514434102322223
61041045525001
7114135452605
oct22066130571
96240626331
102430120313
1110378153a5
12579a13761
132c960361a
14190a60505
15e35259ad
hex90d8b179

2430120313 has 8 divisors (see below), whose sum is σ = 2446018560. Its totient is φ = 2414255520.

The previous prime is 2430120293. The next prime is 2430120323. The reversal of 2430120313 is 3130210342.

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 2430120313 - 221 = 2428023161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2430120323) 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, 146656 + ... + 162382.

It is an arithmetic number, because the mean of its divisors is an integer number (305752320).

Almost surely, 22430120313 is an apocalyptic number.

It is an amenable number.

2430120313 is a deficient number, since it is larger than the sum of its proper divisors (15898247).

2430120313 is a wasteful number, since it uses less digits than its factorization.

2430120313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16727.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2430120313 is about 49296.2504963613. The cubic root of 2430120313 is about 1344.4436117182.

Adding to 2430120313 its reverse (3130210342), we get a palindrome (5560330655).

The spelling of 2430120313 in words is "two billion, four hundred thirty million, one hundred twenty thousand, three hundred thirteen".

Divisors: 1 191 809 15727 154519 3003857 12723143 2430120313