Search a number
-
+
10342091 = 10499859
BaseRepresentation
bin100111011100…
…111011001011
3201110102200102
4213130323023
510121421331
61005400015
7153622604
oct47347313
921412612
1010342091
115924191
12356900b
1321b14a6
141532dab
15d944cb
hex9dcecb

10342091 has 4 divisors (see below), whose sum is σ = 10353000. Its totient is φ = 10331184.

The previous prime is 10342081. The next prime is 10342133. The reversal of 10342091 is 19024301.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 19024301 = 191001279.

It is a cyclic number.

It is not a de Polignac number, because 10342091 - 26 = 10342027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10342081) 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, 3881 + ... + 5978.

It is an arithmetic number, because the mean of its divisors is an integer number (2588250).

Almost surely, 210342091 is an apocalyptic number.

10342091 is a deficient number, since it is larger than the sum of its proper divisors (10909).

10342091 is an equidigital number, since it uses as much as digits as its factorization.

10342091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10908.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 10342091 is about 3215.9121567605. The cubic root of 10342091 is about 217.8726846874.

Adding to 10342091 its reverse (19024301), we get a palindrome (29366392).

It can be divided in two parts, 1034 and 2091, that added together give a 5-th power (3125 = 55).

The spelling of 10342091 in words is "ten million, three hundred forty-two thousand, ninety-one".

Divisors: 1 1049 9859 10342091