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1214412004 = 221329805313
BaseRepresentation
bin100100001100010…
…0111010011100100
310010122010112002101
41020120213103210
54441342141004
6320301021444
742044221531
oct11030472344
93118115071
101214412004
1157355a793
1229a854884
1316479c2b0
14b7401d88
1571935ba4
hex486274e4

1214412004 has 24 divisors (see below), whose sum is σ = 2367623160. Its totient is φ = 541169664.

The previous prime is 1214411987. The next prime is 1214412007. The reversal of 1214412004 is 4002144121.

It can be written as a sum of positive squares in 4 ways, for example, as 28900 + 1214383104 = 170^2 + 34848^2 .

It is not an unprimeable number, because it can be changed into a prime (1214412007) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 401149 + ... + 404164.

It is an arithmetic number, because the mean of its divisors is an integer number (98650965).

Almost surely, 21214412004 is an apocalyptic number.

It is an amenable number.

1214412004 is a deficient number, since it is larger than the sum of its proper divisors (1153211156).

1214412004 is a wasteful number, since it uses less digits than its factorization.

1214412004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 805359 (or 805357 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 1214412004 is about 34848.4146554761. The cubic root of 1214412004 is about 1066.8958286714.

Adding to 1214412004 its reverse (4002144121), we get a palindrome (5216556125).

The spelling of 1214412004 in words is "one billion, two hundred fourteen million, four hundred twelve thousand, four".

Divisors: 1 2 4 13 26 29 52 58 116 377 754 1508 805313 1610626 3221252 10469069 20938138 23354077 41876276 46708154 93416308 303603001 607206002 1214412004