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67858000107 = 335449638081
BaseRepresentation
bin111111001100101001…
…101110100011101011
320111011010210120102020
4333030221232203223
52102433122000412
651101252235523
74621404325002
oct771451564353
9214133716366
1067858000107
1126862087927
121119960bba3
1365257428b1
1433da355c39
151b7254e18c
hexfcca6e8eb

67858000107 has 8 divisors (see below), whose sum is σ = 90480027600. Its totient is φ = 45237319680.

The previous prime is 67858000103. The next prime is 67858000123. The reversal of 67858000107 is 70100085876.

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

It is not a de Polignac number, because 67858000107 - 22 = 67858000103 is a prime.

It is a super-2 number, since 2×678580001072 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (67858000103) 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, 212694 + ... + 425387.

It is an arithmetic number, because the mean of its divisors is an integer number (11310003450).

Almost surely, 267858000107 is an apocalyptic number.

67858000107 is the 212694-th pentagonal number.

67858000107 is a deficient number, since it is larger than the sum of its proper divisors (22622027493).

67858000107 is a wasteful number, since it uses less digits than its factorization.

67858000107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673533.

The product of its (nonzero) digits is 94080, while the sum is 42.

The spelling of 67858000107 in words is "sixty-seven billion, eight hundred fifty-eight million, one hundred seven", and thus it is an aban number.

Divisors: 1 3 35449 106347 638081 1914243 22619333369 67858000107