Search a number
-
+
18070496 = 25564703
BaseRepresentation
bin100010011101…
…1101111100000
31021000002001122
41010323233200
514111223441
61443151412
7306411443
oct104735740
937002048
1018070496
11a2226a4
126075568
133989102
14258565a
1518be34b
hex113bbe0

18070496 has 12 divisors (see below), whose sum is σ = 35576352. Its totient is φ = 9035232.

The previous prime is 18070483. The next prime is 18070519. The reversal of 18070496 is 69407081.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282320 + ... + 282383.

It is an arithmetic number, because the mean of its divisors is an integer number (2964696).

Almost surely, 218070496 is an apocalyptic number.

18070496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

18070496 is a deficient number, since it is larger than the sum of its proper divisors (17505856).

18070496 is an equidigital number, since it uses as much as digits as its factorization.

18070496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564713 (or 564705 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 18070496 is about 4250.9406017963. The cubic root of 18070496 is about 262.4158266778.

The spelling of 18070496 in words is "eighteen million, seventy thousand, four hundred ninety-six".

Divisors: 1 2 4 8 16 32 564703 1129406 2258812 4517624 9035248 18070496