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385200372 = 22332100031
BaseRepresentation
bin10110111101011…
…011000011110100
3222211211012120110
4112331123003310
51242102402442
6102120103020
712355102104
oct2675330364
9884735513
10385200372
11188487817
12a9004a70
1361a5c21b
1439231204
1523c3d69c
hex16f5b0f4

385200372 has 12 divisors (see below), whose sum is σ = 898800896. Its totient is φ = 128400120.

The previous prime is 385200367. The next prime is 385200383. The reversal of 385200372 is 273002583.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 16050004 + ... + 16050027.

Almost surely, 2385200372 is an apocalyptic number.

It is an amenable number.

385200372 is an abundant number, since it is smaller than the sum of its proper divisors (513600524).

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

385200372 is a wasteful number, since it uses less digits than its factorization.

385200372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32100038 (or 32100036 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 385200372 is about 19626.5221575296. The cubic root of 385200372 is about 727.6048176224.

The spelling of 385200372 in words is "three hundred eighty-five million, two hundred thousand, three hundred seventy-two".

Divisors: 1 2 3 4 6 12 32100031 64200062 96300093 128400124 192600186 385200372