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30610006853 = 415571340369
BaseRepresentation
bin11100100000011111…
…111010001101000101
32221000021010110110112
4130200133322031011
51000142130204403
622021222402405
72132354523326
oct344037721505
987007113415
1030610006853
1111a88607228
125b23290405
132b6a8856ba
1416a547844d
15be24719d8
hex7207fa345

30610006853 has 8 divisors (see below), whose sum is σ = 31412911320. Its totient is φ = 29809784320.

The previous prime is 30610006841. The next prime is 30610006913. The reversal of 30610006853 is 35860001603.

It can be written as a sum of positive squares in 4 ways, for example, as 3935931169 + 26674075684 = 62737^2 + 163322^2 .

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 30610006853 - 28 = 30610006597 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 (30610006153) 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, 647348 + ... + 693021.

It is an arithmetic number, because the mean of its divisors is an integer number (3926613915).

Almost surely, 230610006853 is an apocalyptic number.

It is an amenable number.

30610006853 is a deficient number, since it is larger than the sum of its proper divisors (802904467).

30610006853 is a wasteful number, since it uses less digits than its factorization.

30610006853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1340967.

The product of its (nonzero) digits is 12960, while the sum is 32.

The spelling of 30610006853 in words is "thirty billion, six hundred ten million, six thousand, eight hundred fifty-three".

Divisors: 1 41 557 22837 1340369 54955129 746585533 30610006853