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239994000038 = 2139230538463
BaseRepresentation
bin1101111110000011000…
…0011101001010100110
3211221110121001101121002
43133200300131022212
512413001431000123
6302130212153302
723224163225132
oct3374060351246
9757417041532
10239994000038
11928653a13a1
123a619608832
1319829080760
14b88996a3c2
156399673528
hex37e0c1d2a6

239994000038 has 8 divisors (see below), whose sum is σ = 387682615488. Its totient is φ = 110766461544.

The previous prime is 239994000031. The next prime is 239994000041. The reversal of 239994000038 is 830000499932.

239994000038 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 239993999956 and 239994000001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (239994000031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4615269206 + ... + 4615269257.

It is an arithmetic number, because the mean of its divisors is an integer number (48460326936).

Almost surely, 2239994000038 is an apocalyptic number.

239994000038 is a deficient number, since it is larger than the sum of its proper divisors (147688615450).

239994000038 is a wasteful number, since it uses less digits than its factorization.

239994000038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9230538478.

The product of its (nonzero) digits is 419904, while the sum is 47.

The spelling of 239994000038 in words is "two hundred thirty-nine billion, nine hundred ninety-four million, thirty-eight", and thus it is an aban number.

Divisors: 1 2 13 26 9230538463 18461076926 119997000019 239994000038