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380854293 = 3612081171
BaseRepresentation
bin10110101100110…
…110000000010101
3222112122101212120
4112230312000111
51234444314133
6101443010153
712303131241
oct2654660025
9875571776
10380854293
11185a89516
12a7669959
1360b99c91
143881d421
1523680ab3
hex16b36015

380854293 has 8 divisors (see below), whose sum is σ = 516130656. Its totient is φ = 249740400.

The previous prime is 380854291. The next prime is 380854321. The reversal of 380854293 is 392458083.

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

It is not a de Polignac number, because 380854293 - 21 = 380854291 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380854291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1040403 + ... + 1040768.

It is an arithmetic number, because the mean of its divisors is an integer number (64516332).

Almost surely, 2380854293 is an apocalyptic number.

It is an amenable number.

380854293 is a deficient number, since it is larger than the sum of its proper divisors (135276363).

380854293 is a wasteful number, since it uses less digits than its factorization.

380854293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2081235.

The product of its (nonzero) digits is 207360, while the sum is 42.

The square root of 380854293 is about 19515.4885411562. The cubic root of 380854293 is about 724.8580256279.

The spelling of 380854293 in words is "three hundred eighty million, eight hundred fifty-four thousand, two hundred ninety-three".

Divisors: 1 3 61 183 2081171 6243513 126951431 380854293