Search a number
-
+
13768125 = 35471049
BaseRepresentation
bin110100100001…
…010110111101
3221220111022120
4310201112331
512011040000
61211033153
7225012210
oct64412675
927814276
1013768125
117854218
12473b7b9
132b10a27
141b85777
15131e6a0
hexd215bd

13768125 has 40 divisors (see below), whose sum is σ = 26241600. Its totient is φ = 6288000.

The previous prime is 13768109. The next prime is 13768129. The reversal of 13768125 is 52186731.

It is not a de Polignac number, because 13768125 - 24 = 13768109 is a prime.

It is a super-2 number, since 2×137681252 = 379122532031250, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13768129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 12601 + ... + 13649.

It is an arithmetic number, because the mean of its divisors is an integer number (656040).

Almost surely, 213768125 is an apocalyptic number.

13768125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13768125 is a deficient number, since it is larger than the sum of its proper divisors (12473475).

13768125 is an equidigital number, since it uses as much as digits as its factorization.

13768125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1079 (or 1064 counting only the distinct ones).

The product of its digits is 10080, while the sum is 33.

The square root of 13768125 is about 3710.5424131790. The cubic root of 13768125 is about 239.6762126760.

The spelling of 13768125 in words is "thirteen million, seven hundred sixty-eight thousand, one hundred twenty-five".

Divisors: 1 3 5 7 15 21 25 35 75 105 125 175 375 525 625 875 1049 1875 2625 3147 4375 5245 7343 13125 15735 22029 26225 36715 78675 110145 131125 183575 393375 550725 655625 917875 1966875 2753625 4589375 13768125