Search a number
-
+
103423001 = 119402091
BaseRepresentation
bin1100010101000…
…01110000011001
321012121102200112
412022201300121
5202434014001
614132414105
72364036533
oct612416031
9235542615
10103423001
115341a260
122a777335
1318571856
14da42853
15912dcbb
hex62a1c19

103423001 has 4 divisors (see below), whose sum is σ = 112825104. Its totient is φ = 94020900.

The previous prime is 103422989. The next prime is 103423013. The reversal of 103423001 is 100324301.

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 an interprime number because it is at equal distance from previous prime (103422989) and next prime (103423013).

It is a cyclic number.

It is not a de Polignac number, because 103423001 - 226 = 36314137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103423031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4701035 + ... + 4701056.

It is an arithmetic number, because the mean of its divisors is an integer number (28206276).

Almost surely, 2103423001 is an apocalyptic number.

103423001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

103423001 is a deficient number, since it is larger than the sum of its proper divisors (9402103).

103423001 is an equidigital number, since it uses as much as digits as its factorization.

103423001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9402102.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 103423001 is about 10169.7099761989. The cubic root of 103423001 is about 469.3956333265.

Adding to 103423001 its reverse (100324301), we get a palindrome (203747302).

The spelling of 103423001 in words is "one hundred three million, four hundred twenty-three thousand, one".

Divisors: 1 11 9402091 103423001