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380004246 = 232138115287
BaseRepresentation
bin10110101001100…
…110011110010110
3222111001012211100
4112221212132112
51234240113441
6101412450530
712262661046
oct2651463626
9874035740
10380004246
111855588a6
12a7319a46
13609600ab
143867b726
1523563cb6
hex16a66796

380004246 has 24 divisors (see below), whose sum is σ = 823992624. Its totient is φ = 126568080.

The previous prime is 380004239. The next prime is 380004253. The reversal of 380004246 is 642400083.

It is an interprime number because it is at equal distance from previous prime (380004239) and next prime (380004253).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17215 + ... + 32501.

It is an arithmetic number, because the mean of its divisors is an integer number (34333026).

Almost surely, 2380004246 is an apocalyptic number.

380004246 is an abundant number, since it is smaller than the sum of its proper divisors (443988378).

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

380004246 is a wasteful number, since it uses less digits than its factorization.

380004246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16676 (or 16673 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 380004246 is about 19493.6975969158. The cubic root of 380004246 is about 724.3183420922.

The spelling of 380004246 in words is "three hundred eighty million, four thousand, two hundred forty-six".

Divisors: 1 2 3 6 9 18 1381 2762 4143 8286 12429 15287 24858 30574 45861 91722 137583 275166 21111347 42222694 63334041 126668082 190002123 380004246