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385356764 = 221361121487
BaseRepresentation
bin10110111110000…
…001001111011100
3222212010011002202
4112332001033130
51242122404024
6102123311032
712356323052
oct2676011734
9885104082
10385356764
11188584271
12a907b478
1361ab5470
14392721d2
1523c6ebae
hex16f813dc

385356764 has 24 divisors (see below), whose sum is σ = 738161088. Its totient is φ = 174939840.

The previous prime is 385356709. The next prime is 385356767. The reversal of 385356764 is 467653583.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (385356767) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57572 + ... + 63915.

It is an arithmetic number, because the mean of its divisors is an integer number (30756712).

Almost surely, 2385356764 is an apocalyptic number.

It is an amenable number.

385356764 is a deficient number, since it is larger than the sum of its proper divisors (352804324).

385356764 is a wasteful number, since it uses less digits than its factorization.

385356764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121565 (or 121563 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 47.

The square root of 385356764 is about 19630.5059537445. The cubic root of 385356764 is about 727.7032738931.

The spelling of 385356764 in words is "three hundred eighty-five million, three hundred fifty-six thousand, seven hundred sixty-four".

Divisors: 1 2 4 13 26 52 61 122 244 793 1586 3172 121487 242974 485948 1579331 3158662 6317324 7410707 14821414 29642828 96339191 192678382 385356764