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30483247061 = 137312171293
BaseRepresentation
bin11100011000111100…
…010110111111010101
32220200102121101201102
4130120330112333111
5444412202401221
622000453435445
72126255216261
oct343074267725
986612541642
1030483247061
1111a22aa8773
125aa893bb85
132b4a5329c7
1416926bd0a1
15bd628330b
hex718f16fd5

30483247061 has 8 divisors (see below), whose sum is σ = 30716021784. Its totient is φ = 30250621440.

The previous prime is 30483247057. The next prime is 30483247121. The reversal of 30483247061 is 16074238403.

It can be written as a sum of positive squares in 4 ways, for example, as 5572622500 + 24910624561 = 74650^2 + 157831^2 .

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 30483247061 - 22 = 30483247057 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 (30483247661) 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, 391931 + ... + 463223.

It is an arithmetic number, because the mean of its divisors is an integer number (3839502723).

Almost surely, 230483247061 is an apocalyptic number.

It is an amenable number.

30483247061 is a deficient number, since it is larger than the sum of its proper divisors (232774723).

30483247061 is a wasteful number, since it uses less digits than its factorization.

30483247061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74551.

The product of its (nonzero) digits is 96768, while the sum is 38.

The spelling of 30483247061 in words is "thirty billion, four hundred eighty-three million, two hundred forty-seven thousand, sixty-one".

Divisors: 1 137 3121 71293 427577 9767141 222505453 30483247061