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1214362664 = 231311158743
BaseRepresentation
bin100100001100001…
…1011010000101000
310010122001000101222
41020120123100220
54441334101124
6320300001212
742043624634
oct11030332050
93118030358
101214362664
11573526709
1229a830208
131647829b8
14b73cbdc4
157192625e
hex4861b428

1214362664 has 16 divisors (see below), whose sum is σ = 2294313120. Its totient is φ = 602545840.

The previous prime is 1214362663. The next prime is 1214362729. The reversal of 1214362664 is 4662634121.

It is not an unprimeable number, because it can be changed into a prime (1214362663) 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 3 ways as a sum of consecutive naturals, for example, 578324 + ... + 580419.

It is an arithmetic number, because the mean of its divisors is an integer number (143394570).

Almost surely, 21214362664 is an apocalyptic number.

It is an amenable number.

1214362664 is a deficient number, since it is larger than the sum of its proper divisors (1079950456).

1214362664 is a wasteful number, since it uses less digits than its factorization.

1214362664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1158880 (or 1158876 counting only the distinct ones).

The product of its digits is 41472, while the sum is 35.

The square root of 1214362664 is about 34847.7067251204. The cubic root of 1214362664 is about 1066.8813796067.

Adding to 1214362664 its reverse (4662634121), we get a palindrome (5876996785).

The spelling of 1214362664 in words is "one billion, two hundred fourteen million, three hundred sixty-two thousand, six hundred sixty-four".

Divisors: 1 2 4 8 131 262 524 1048 1158743 2317486 4634972 9269944 151795333 303590666 607181332 1214362664