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385044192 = 2535132293
BaseRepresentation
bin10110111100110…
…100111011100000
3222211112021100000
4112330310323200
51242032403232
6102112500000
712353551551
oct2674647340
9884467300
10385044192
11188390445
12a8b4a600
1361a06100
14391d0328
1523c0c27c
hex16f34ee0

385044192 has 216 divisors, whose sum is σ = 1233787464. Its totient is φ = 118070784.

The previous prime is 385044157. The next prime is 385044241. The reversal of 385044192 is 291440583.

385044192 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (216).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1313998 + ... + 1314290.

It is an arithmetic number, because the mean of its divisors is an integer number (5711979).

Almost surely, 2385044192 is an apocalyptic number.

385044192 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 385044192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (616893732).

385044192 is an abundant number, since it is smaller than the sum of its proper divisors (848743272).

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

385044192 is a wasteful number, since it uses less digits than its factorization.

385044192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344 (or 311 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 385044192 is about 19622.5429544695. The cubic root of 385044192 is about 727.5064682175.

The spelling of 385044192 in words is "three hundred eighty-five million, forty-four thousand, one hundred ninety-two".