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385008462 = 23221389359
BaseRepresentation
bin10110111100101…
…100001101001110
3222211110110022200
4112330230031032
51242030232322
6102112022330
712353342436
oct2674541516
9884413280
10385008462
11188366613
12a8b319a6
13619c2a77
14391c12c6
1523c018ac
hex16f2c34e

385008462 has 12 divisors (see below), whose sum is σ = 834185040. Its totient is φ = 128336148.

The previous prime is 385008461. The next prime is 385008487. The reversal of 385008462 is 264800583.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (385008461) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10694662 + ... + 10694697.

It is an arithmetic number, because the mean of its divisors is an integer number (69515420).

Almost surely, 2385008462 is an apocalyptic number.

385008462 is an abundant number, since it is smaller than the sum of its proper divisors (449176578).

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

385008462 is a wasteful number, since it uses less digits than its factorization.

385008462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21389367 (or 21389364 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 385008462 is about 19621.6325008904. The cubic root of 385008462 is about 727.4839646446.

The spelling of 385008462 in words is "three hundred eighty-five million, eight thousand, four hundred sixty-two".

Divisors: 1 2 3 6 9 18 21389359 42778718 64168077 128336154 192504231 385008462