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380070912 = 21031331307
BaseRepresentation
bin10110101001110…
…110110000000000
3222111011121021110
4112221312300000
51234244232122
6101414123320
712263356314
oct2651666000
9874147243
10380070912
111855a39a1
12a7350540
1360984540
1438697b44
152357890c
hex16a76c00

380070912 has 176 divisors, whose sum is σ = 1129812992. Its totient is φ = 112803840.

The previous prime is 380070893. The next prime is 380070941. The reversal of 380070912 is 219070083.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 380070912.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1237863 + ... + 1238169.

It is an arithmetic number, because the mean of its divisors is an integer number (6419392).

Almost surely, 2380070912 is an apocalyptic number.

380070912 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 380070912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (564906496).

380070912 is an abundant number, since it is smaller than the sum of its proper divisors (749742080).

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

380070912 is a wasteful number, since it uses less digits than its factorization.

380070912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374 (or 356 counting only the distinct ones).

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

The square root of 380070912 is about 19495.4074591941. The cubic root of 380070912 is about 724.3606965164.

The spelling of 380070912 in words is "three hundred eighty million, seventy thousand, nine hundred twelve".