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9830612801 = 26936545029
BaseRepresentation
bin10010010011111001…
…10011111101000001
3221101010000212120102
421021330303331001
5130113114102201
64303252052145
7465416554502
oct111174637501
927333025512
109830612801
114195140999
121aa4304055
13c08891069
1469386cba9
153c809e26b
hex249f33f41

9830612801 has 4 divisors (see below), whose sum is σ = 9867158100. Its totient is φ = 9794067504.

The previous prime is 9830612789. The next prime is 9830612809. The reversal of 9830612801 is 1082160389.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1082160389 = 2729396541.

It can be written as a sum of positive squares in 2 ways, for example, as 2170162225 + 7660450576 = 46585^2 + 87524^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-9830612801 is a prime.

It is a super-3 number, since 3×98306128013 (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9830612809) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18272246 + ... + 18272783.

It is an arithmetic number, because the mean of its divisors is an integer number (2466789525).

Almost surely, 29830612801 is an apocalyptic number.

It is an amenable number.

9830612801 is a deficient number, since it is larger than the sum of its proper divisors (36545299).

9830612801 is a wasteful number, since it uses less digits than its factorization.

9830612801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36545298.

The product of its (nonzero) digits is 20736, while the sum is 38.

The square root of 9830612801 is about 99149.4468012807. The cubic root of 9830612801 is about 2142.2008976168.

The spelling of 9830612801 in words is "nine billion, eight hundred thirty million, six hundred twelve thousand, eight hundred one".

Divisors: 1 269 36545029 9830612801