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1214141205 = 3580942747
BaseRepresentation
bin100100001011110…
…0101001100010101
310010121121202121210
41020113211030111
54441310004310
6320251132033
742042013164
oct11027451425
93117552553
101214141205
11573395292
1229a744019
13164705c64
14b73713db
15718d0820
hex485e5315

1214141205 has 8 divisors (see below), whose sum is σ = 1942625952. Its totient is φ = 647541968.

The previous prime is 1214141189. The next prime is 1214141213. The reversal of 1214141205 is 5021414121.

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

It is a cyclic number.

It is not a de Polignac number, because 1214141205 - 24 = 1214141189 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40471359 + ... + 40471388.

It is an arithmetic number, because the mean of its divisors is an integer number (242828244).

Almost surely, 21214141205 is an apocalyptic number.

1214141205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1214141205 is a deficient number, since it is larger than the sum of its proper divisors (728484747).

1214141205 is an equidigital number, since it uses as much as digits as its factorization.

1214141205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80942755.

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 1214141205 is about 34844.5290540710. The cubic root of 1214141205 is about 1066.8165212096.

Adding to 1214141205 its reverse (5021414121), we get a palindrome (6235555326).

The spelling of 1214141205 in words is "one billion, two hundred fourteen million, one hundred forty-one thousand, two hundred five".

Divisors: 1 3 5 15 80942747 242828241 404713735 1214141205