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380001792 = 293733389
BaseRepresentation
bin10110101001100…
…101111000000000
3222111001002110110
4112221211320000
51234240024132
6101412431320
712262650642
oct2651457000
9874032413
10380001792
11185556a75
12a7318540
136095bc41
143867a892
15235631cc
hex16a65e00

380001792 has 80 divisors (see below), whose sum is σ = 1026519120. Its totient is φ = 124895232.

The previous prime is 380001781. The next prime is 380001827. The reversal of 380001792 is 297100083.

It is a happy number.

It is a super-2 number, since 2×3800017922 = 288802723846422528, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110434 + ... + 113822.

It is an arithmetic number, because the mean of its divisors is an integer number (12831489).

Almost surely, 2380001792 is an apocalyptic number.

380001792 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 380001792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (513259560).

380001792 is an abundant number, since it is smaller than the sum of its proper divisors (646517328).

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

380001792 is an equidigital number, since it uses as much as digits as its factorization.

380001792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3483 (or 3467 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 380001792 is about 19493.6346533939. The cubic root of 380001792 is about 724.3167829157.

The spelling of 380001792 in words is "three hundred eighty million, one thousand, seven hundred ninety-two".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 64 73 96 128 146 192 219 256 292 384 438 512 584 768 876 1168 1536 1752 2336 3389 3504 4672 6778 7008 9344 10167 13556 14016 18688 20334 27112 28032 37376 40668 54224 56064 81336 108448 112128 162672 216896 247397 325344 433792 494794 650688 742191 867584 989588 1301376 1484382 1735168 1979176 2602752 2968764 3958352 5205504 5937528 7916704 11875056 15833408 23750112 31666816 47500224 63333632 95000448 126667264 190000896 380001792