Search a number
-
+
10725047 = 71151057
BaseRepresentation
bin101000111010…
…011010110111
3202011212222222
4220322122313
510221200142
61021512555
7160106234
oct50723267
922155888
1010725047
116065983
12371275b
1322b68a8
1415d278b
15e1cbd2
hexa3a6b7

10725047 has 4 divisors (see below), whose sum is σ = 10876176. Its totient is φ = 10573920.

The previous prime is 10725037. The next prime is 10725053. The reversal of 10725047 is 74052701.

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

It is a cyclic number.

It is not a de Polignac number, because 10725047 - 212 = 10720951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10725037) 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, 75458 + ... + 75599.

It is an arithmetic number, because the mean of its divisors is an integer number (2719044).

Almost surely, 210725047 is an apocalyptic number.

10725047 is a deficient number, since it is larger than the sum of its proper divisors (151129).

10725047 is an equidigital number, since it uses as much as digits as its factorization.

10725047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151128.

The product of its (nonzero) digits is 1960, while the sum is 26.

The square root of 10725047 is about 3274.9117545363. The cubic root of 10725047 is about 220.5293520023.

Adding to 10725047 its reverse (74052701), we get a palindrome (84777748).

The spelling of 10725047 in words is "ten million, seven hundred twenty-five thousand, forty-seven".

Divisors: 1 71 151057 10725047