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1214052253 = 19471359521
BaseRepresentation
bin100100001011100…
…1111011110011101
310010121110020121021
41020113033132131
54441244133003
6320245204141
742041162641
oct11027173635
93117406537
101214052253
11573334477
1229a700651
131646a461b
14b734ac21
15718b42bd
hex485cf79d

1214052253 has 8 divisors (see below), whose sum is σ = 1305141120. Its totient is φ = 1125682560.

The previous prime is 1214052247. The next prime is 1214052277. The reversal of 1214052253 is 3522504121.

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 1214052253 - 25 = 1214052221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1214052233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 678868 + ... + 680653.

It is an arithmetic number, because the mean of its divisors is an integer number (163142640).

Almost surely, 21214052253 is an apocalyptic number.

It is an amenable number.

1214052253 is a deficient number, since it is larger than the sum of its proper divisors (91088867).

1214052253 is a wasteful number, since it uses less digits than its factorization.

1214052253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1359587.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 1214052253 is about 34843.2526179747. The cubic root of 1214052253 is about 1066.7904677379.

Adding to 1214052253 its reverse (3522504121), we get a palindrome (4736556374).

The spelling of 1214052253 in words is "one billion, two hundred fourteen million, fifty-two thousand, two hundred fifty-three".

Divisors: 1 19 47 893 1359521 25830899 63897487 1214052253