Search a number
-
+
14879081 = 73136791
BaseRepresentation
bin111000110000…
…100101101001
31000222221021002
4320300211221
512302112311
61250524345
7240320150
oct70604551
930887232
1014879081
118442968
124b966b5
13310c5b9
141d94597
15148d93b
hexe30969

14879081 has 8 divisors (see below), whose sum is σ = 17061504. Its totient is φ = 12710880.

The previous prime is 14879057. The next prime is 14879089. The reversal of 14879081 is 18097841.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 14879081 - 222 = 10684777 is a prime.

It is a super-2 number, since 2×148790812 = 442774102809122, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (14879089) 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 7 ways as a sum of consecutive naturals, for example, 1205 + ... + 5586.

It is an arithmetic number, because the mean of its divisors is an integer number (2132688).

Almost surely, 214879081 is an apocalyptic number.

It is an amenable number.

14879081 is a deficient number, since it is larger than the sum of its proper divisors (2182423).

14879081 is an equidigital number, since it uses as much as digits as its factorization.

14879081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7111.

The product of its (nonzero) digits is 16128, while the sum is 38.

The square root of 14879081 is about 3857.3411827320. The cubic root of 14879081 is about 245.9567255935.

The spelling of 14879081 in words is "fourteen million, eight hundred seventy-nine thousand, eighty-one".

Divisors: 1 7 313 2191 6791 47537 2125583 14879081