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1214404246 = 21155200193
BaseRepresentation
bin100100001100010…
…0101011010010110
310010122010010110001
41020120211122112
54441341413441
6320300521514
742044160106
oct11030453226
93118103401
101214404246
11573554980
1229a85029a
131647988c3
14b73dd206
1571933731
hex48625696

1214404246 has 8 divisors (see below), whose sum is σ = 1987206984. Its totient is φ = 552001920.

The previous prime is 1214404241. The next prime is 1214404253. The reversal of 1214404246 is 6424044121.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1214404241) 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 3 ways as a sum of consecutive naturals, for example, 27600075 + ... + 27600118.

It is an arithmetic number, because the mean of its divisors is an integer number (248400873).

Almost surely, 21214404246 is an apocalyptic number.

1214404246 is a deficient number, since it is larger than the sum of its proper divisors (772802738).

1214404246 is a wasteful number, since it uses less digits than its factorization.

1214404246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55200206.

The product of its (nonzero) digits is 6144, while the sum is 28.

The square root of 1214404246 is about 34848.3033446393. The cubic root of 1214404246 is about 1066.8935567913.

Adding to 1214404246 its reverse (6424044121), we get a palindrome (7638448367).

The spelling of 1214404246 in words is "one billion, two hundred fourteen million, four hundred four thousand, two hundred forty-six".

Divisors: 1 2 11 22 55200193 110400386 607202123 1214404246