Search a number
-
+
15114340 = 225755717
BaseRepresentation
bin111001101010…
…000001100100
31001102212222101
4321222001210
512332124330
61255541444
7242320063
oct71520144
931385871
1015114340
11859369a
12508a884
1331926c7
1420161da
1514d84ca
hexe6a064

15114340 has 12 divisors (see below), whose sum is σ = 31740156. Its totient is φ = 6045728.

The previous prime is 15114317. The next prime is 15114349. The reversal of 15114340 is 4341151.

It can be written as a sum of positive squares in 2 ways, for example, as 7628644 + 7485696 = 2762^2 + 2736^2 .

It is not an unprimeable number, because it can be changed into a prime (15114349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 377839 + ... + 377878.

It is an arithmetic number, because the mean of its divisors is an integer number (2645013).

Almost surely, 215114340 is an apocalyptic number.

15114340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15114340 is an abundant number, since it is smaller than the sum of its proper divisors (16625816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15114340 is a wasteful number, since it uses less digits than its factorization.

15114340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 755726 (or 755724 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 15114340 is about 3887.7165534540. The cubic root of 15114340 is about 247.2462590122.

Adding to 15114340 its reverse (4341151), we get a palindrome (19455491).

The spelling of 15114340 in words is "fifteen million, one hundred fourteen thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 755717 1511434 3022868 3778585 7557170 15114340