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5138307 = 322919687
BaseRepresentation
bin10011100110011110000011
3100200001102200
4103212132003
52303411212
6302044243
761450326
oct23463603
910601380
105138307
11299a539
121879683
1310aba25
1497a7bd
156b76dc
hex4e6783

5138307 has 12 divisors (see below), whose sum is σ = 7678320. Its totient is φ = 3307248.

The previous prime is 5138291. The next prime is 5138311. The reversal of 5138307 is 7038315.

5138307 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 5138307 - 24 = 5138291 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5138317) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9583 + ... + 10104.

It is an arithmetic number, because the mean of its divisors is an integer number (639860).

Almost surely, 25138307 is an apocalyptic number.

5138307 is a deficient number, since it is larger than the sum of its proper divisors (2540013).

5138307 is a wasteful number, since it uses less digits than its factorization.

5138307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19722 (or 19719 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 5138307 is about 2266.7834038567. The cubic root of 5138307 is about 172.5599539553.

It can be divided in two parts, 5138 and 307, that added together give a palindrome (5445).

The spelling of 5138307 in words is "five million, one hundred thirty-eight thousand, three hundred seven".

Divisors: 1 3 9 29 87 261 19687 59061 177183 570923 1712769 5138307