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1001201214 = 231397132329
BaseRepresentation
bin111011101011010…
…001111000111110
32120202221021212110
4323223101320332
54022301414324
6243203114450
733545032656
oct7353217076
92522837773
101001201214
11474174322
1223b372a26
1312c56ab70
1496d81366
155cd6c329
hex3bad1e3e

1001201214 has 32 divisors (see below), whose sum is σ = 2178681120. Its totient is φ = 304883712.

The previous prime is 1001201197. The next prime is 1001201231. The reversal of 1001201214 is 4121021001.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1001201197) and next prime (1001201231).

It is a self number, because there is not a number n which added to its sum of digits gives 1001201214.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58599 + ... + 73730.

It is an arithmetic number, because the mean of its divisors is an integer number (68083785).

Almost surely, 21001201214 is an apocalyptic number.

1001201214 is an abundant number, since it is smaller than the sum of its proper divisors (1177479906).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1001201214 is a wasteful number, since it uses less digits than its factorization.

1001201214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132444.

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 1001201214 is about 31641.7637624706. The cubic root of 1001201214 is about 1000.4002444497.

Adding to 1001201214 its reverse (4121021001), we get a palindrome (5122222215).

The spelling of 1001201214 in words is "one billion, one million, two hundred one thousand, two hundred fourteen".

Divisors: 1 2 3 6 13 26 39 78 97 194 291 582 1261 2522 3783 7566 132329 264658 396987 793974 1720277 3440554 5160831 10321662 12835913 25671826 38507739 77015478 166866869 333733738 500600607 1001201214