Search a number
-
+
10354609 = 79131071
BaseRepresentation
bin100111011111…
…111110110001
3201111001212001
4213133332301
510122321414
61005534001
7154004236
oct47377661
921431761
1010354609
115932631
123574301
1321b70b5
14153778d
15d98074
hex9dffb1

10354609 has 4 divisors (see below), whose sum is σ = 10485760. Its totient is φ = 10223460.

The previous prime is 10354607. The next prime is 10354657. The reversal of 10354609 is 90645301.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10354609 - 21 = 10354607 is a prime.

It is a super-3 number, since 3×103546093 (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10354607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65457 + ... + 65614.

It is an arithmetic number, because the mean of its divisors is an integer number (2621440).

Almost surely, 210354609 is an apocalyptic number.

It is an amenable number.

10354609 is a deficient number, since it is larger than the sum of its proper divisors (131151).

10354609 is an equidigital number, since it uses as much as digits as its factorization.

10354609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131150.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 10354609 is about 3217.8578278103. The cubic root of 10354609 is about 217.9605531409.

The spelling of 10354609 in words is "ten million, three hundred fifty-four thousand, six hundred nine".

Divisors: 1 79 131071 10354609