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5150385 = 385157
BaseRepresentation
bin10011101001011010110001
3100200200000000
4103221122301
52304303020
6302220213
761530462
oct23513261
910620000
105150385
1129a8619
121884669
1310b4386
14980d69
156bb090
hex4e96b1

5150385 has 36 divisors (see below), whose sum is σ = 9329268. Its totient is φ = 2729376.

The previous prime is 5150377. The next prime is 5150389. The reversal of 5150385 is 5830515.

5150385 is nontrivially palindromic in base 4.

It can be written as a sum of positive squares in 2 ways, for example, as 1679616 + 3470769 = 1296^2 + 1863^2 .

It is not a de Polignac number, because 5150385 - 23 = 5150377 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (5150389) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 32727 + ... + 32883.

Almost surely, 25150385 is an apocalyptic number.

It is an amenable number.

5150385 is a deficient number, since it is larger than the sum of its proper divisors (4178883).

5150385 is an frugal number, since it uses more digits than its factorization.

5150385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186 (or 165 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The square root of 5150385 is about 2269.4459676317. The cubic root of 5150385 is about 172.6950534633.

The spelling of 5150385 in words is "five million, one hundred fifty thousand, three hundred eighty-five".

Divisors: 1 3 5 9 15 27 45 81 135 157 243 405 471 729 785 1215 1413 2187 2355 3645 4239 6561 7065 10935 12717 21195 32805 38151 63585 114453 190755 343359 572265 1030077 1716795 5150385