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30630362885 = 511875160971
BaseRepresentation
bin11100100001101101…
…100011111100000101
32221001200102122200122
4130201231203330011
51000212333103020
622023230551325
72133022534343
oct344155437405
987050378618
1030630362885
1111a9904aaa1
125b2a068545
132b71b61ba5
1416a8056993
15be4143125
hex721b63f05

30630362885 has 8 divisors (see below), whose sum is σ = 36787408416. Its totient is φ = 24483641680.

The previous prime is 30630362869. The next prime is 30630362891. The reversal of 30630362885 is 58826303603.

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

It is not a de Polignac number, because 30630362885 - 24 = 30630362869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2574551 + ... + 2586420.

It is an arithmetic number, because the mean of its divisors is an integer number (4598426052).

Almost surely, 230630362885 is an apocalyptic number.

It is an amenable number.

30630362885 is a deficient number, since it is larger than the sum of its proper divisors (6157045531).

30630362885 is a wasteful number, since it uses less digits than its factorization.

30630362885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5162163.

The product of its (nonzero) digits is 622080, while the sum is 44.

The spelling of 30630362885 in words is "thirty billion, six hundred thirty million, three hundred sixty-two thousand, eight hundred eighty-five".

Divisors: 1 5 1187 5935 5160971 25804855 6126072577 30630362885