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5140445 = 51028089
BaseRepresentation
bin10011100110111111011101
3100200011100212
4103212333131
52303443240
6302102205
761456502
oct23467735
910604325
105140445
1129a1102
12187a965
1310ac9ab
1497b4a9
156b8165
hex4e6fdd

5140445 has 4 divisors (see below), whose sum is σ = 6168540. Its totient is φ = 4112352.

The previous prime is 5140411. The next prime is 5140459. The reversal of 5140445 is 5440415.

5140445 = 13082 + 13092 + 13102.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1776889 + 3363556 = 1333^2 + 1834^2 .

It is a cyclic number.

It is not a de Polignac number, because 5140445 - 26 = 5140381 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5140445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 514040 + ... + 514049.

It is an arithmetic number, because the mean of its divisors is an integer number (1542135).

Almost surely, 25140445 is an apocalyptic number.

It is an amenable number.

5140445 is a deficient number, since it is larger than the sum of its proper divisors (1028095).

5140445 is a wasteful number, since it uses less digits than its factorization.

5140445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1028094.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 5140445 is about 2267.2549481697. The cubic root of 5140445 is about 172.5838841475.

The spelling of 5140445 in words is "five million, one hundred forty thousand, four hundred forty-five".

Divisors: 1 5 1028089 5140445