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230507843255082 = 23310739894053869
BaseRepresentation
bin110100011010010101001010…
…000111010111101100101010
31010020011100000221000011121000
4310122111022013113230222
5220203120030333130312
62134125501420055430
766360433145322321
oct6432251207275452
91106140027004530
10230507843255082
11674a0911210498
1221a29b6a394576
139b80a4776b023
1440cc8d3b390b8
151b9b088333adc
hexd1a54a1d7b2a

230507843255082 has 32 divisors (see below), whose sum is σ = 517026938155200. Its totient is φ = 76117854780144.

The previous prime is 230507843255047. The next prime is 230507843255083. The reversal of 230507843255082 is 280552348705032.

230507843255082 is a `hidden beast` number, since 2 + 3 + 0 + 5 + 0 + 7 + 8 + 4 + 3 + 2 + 550 + 82 = 666.

230507843255082 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (230507843255083) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19947021157 + ... + 19947032712.

It is an arithmetic number, because the mean of its divisors is an integer number (16157091817350).

Almost surely, 2230507843255082 is an apocalyptic number.

230507843255082 is an abundant number, since it is smaller than the sum of its proper divisors (286519094900118).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

230507843255082 is a wasteful number, since it uses less digits than its factorization.

230507843255082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39894053987 (or 39894053981 counting only the distinct ones).

The product of its (nonzero) digits is 16128000, while the sum is 54.

The spelling of 230507843255082 in words is "two hundred thirty trillion, five hundred seven billion, eight hundred forty-three million, two hundred fifty-five thousand, eighty-two".

Divisors: 1 2 3 6 9 18 27 54 107 214 321 642 963 1926 2889 5778 39894053869 79788107738 119682161607 239364323214 359046484821 718092969642 1077139454463 2154278908926 4268663763983 8537327527966 12805991291949 25611982583898 38417973875847 76835947751694 115253921627541 230507843255082