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5123385 = 33537951
BaseRepresentation
bin10011100010110100111001
3100122021222000
4103202310321
52302422020
6301451213
761355661
oct23426471
910567860
105123385
11298a303
121870b09
1310a4cb7
149751a1
156b3090
hex4e2d39

5123385 has 16 divisors (see below), whose sum is σ = 9108480. Its totient is φ = 2732400.

The previous prime is 5123357. The next prime is 5123399. The reversal of 5123385 is 5833215.

5123385 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5123385 - 27 = 5123257 is a prime.

It is a super-3 number, since 3×51233853 (a number of 21 digits) contains 333 as substring.

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

It is a congruent number.

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, 18841 + ... + 19110.

It is an arithmetic number, because the mean of its divisors is an integer number (569280).

Almost surely, 25123385 is an apocalyptic number.

It is an amenable number.

5123385 is a deficient number, since it is larger than the sum of its proper divisors (3985095).

5123385 is a wasteful number, since it uses less digits than its factorization.

5123385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37965 (or 37959 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 5123385 is about 2263.4895626002. The cubic root of 5123385 is about 172.3927499674.

It can be divided in two parts, 51 and 23385, that added together give a triangular number (23436 = T216).

The spelling of 5123385 in words is "five million, one hundred twenty-three thousand, three hundred eighty-five".

Divisors: 1 3 5 9 15 27 45 135 37951 113853 189755 341559 569265 1024677 1707795 5123385