Search a number
-
+
10570147 = 71510021
BaseRepresentation
bin101000010100…
…100110100011
3201220000111221
4220110212203
510201221042
61014315511
7155562520
oct50244643
921800457
1010570147
115a6a565
123658b97
132261233
141592147
15ddbd67
hexa149a3

10570147 has 4 divisors (see below), whose sum is σ = 12080176. Its totient is φ = 9060120.

The previous prime is 10570139. The next prime is 10570177. The reversal of 10570147 is 74107501.

10570147 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 74107501 = 135700577.

It is a cyclic number.

It is not a de Polignac number, because 10570147 - 23 = 10570139 is a prime.

It is a super-2 number, since 2×105701472 = 223456015203218, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10570177) 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, 755004 + ... + 755017.

It is an arithmetic number, because the mean of its divisors is an integer number (3020044).

Almost surely, 210570147 is an apocalyptic number.

10570147 is a deficient number, since it is larger than the sum of its proper divisors (1510029).

10570147 is an equidigital number, since it uses as much as digits as its factorization.

10570147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1510028.

The product of its (nonzero) digits is 980, while the sum is 25.

The square root of 10570147 is about 3251.1762486829. The cubic root of 10570147 is about 219.4625102232.

Adding to 10570147 its reverse (74107501), we get a palindrome (84677648).

The spelling of 10570147 in words is "ten million, five hundred seventy thousand, one hundred forty-seven".

Divisors: 1 7 1510021 10570147