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368471069 = 12713920873
BaseRepresentation
bin10101111101100…
…110110000011101
3221200100021021122
4111331212300131
51223312033234
6100321340325
712062644451
oct2575466035
9850307248
10368471069
11179aa084a
12a34976a5
135b452725
1436d18661
152253692e
hex15f66c1d

368471069 has 8 divisors (see below), whose sum is σ = 374062080. Its totient is φ = 362922336.

The previous prime is 368471041. The next prime is 368471099. The reversal of 368471069 is 960174863.

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 368471069 - 216 = 368405533 is a prime.

It is a super-2 number, since 2×3684710692 = 271541857380005522, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (368471099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7217 + ... + 28089.

It is an arithmetic number, because the mean of its divisors is an integer number (46757760).

Almost surely, 2368471069 is an apocalyptic number.

It is an amenable number.

368471069 is a deficient number, since it is larger than the sum of its proper divisors (5591011).

368471069 is a wasteful number, since it uses less digits than its factorization.

368471069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21139.

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 368471069 is about 19195.6002510992. The cubic root of 368471069 is about 716.9152160673.

The spelling of 368471069 in words is "three hundred sixty-eight million, four hundred seventy-one thousand, sixty-nine".

Divisors: 1 127 139 17653 20873 2650871 2901347 368471069