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104001211 = 531962287
BaseRepresentation
bin1100011001011…
…10111010111011
321020200210211201
412030232322323
5203111014321
614153035031
72401665346
oct614567273
9236623751
10104001211
1153784716
122a9b5a77
1318714aa2
14db5345d
1591e5291
hex632eebb

104001211 has 4 divisors (see below), whose sum is σ = 105963552. Its totient is φ = 102038872.

The previous prime is 104001203. The next prime is 104001253. The reversal of 104001211 is 112100401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 112100401 = 716014343.

It is a cyclic number.

It is not a de Polignac number, because 104001211 - 23 = 104001203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104001281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 981091 + ... + 981196.

It is an arithmetic number, because the mean of its divisors is an integer number (26490888).

Almost surely, 2104001211 is an apocalyptic number.

104001211 is a deficient number, since it is larger than the sum of its proper divisors (1962341).

104001211 is an equidigital number, since it uses as much as digits as its factorization.

104001211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1962340.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 104001211 is about 10198.0984011726. The cubic root of 104001211 is about 470.2687628360.

Adding to 104001211 its reverse (112100401), we get a palindrome (216101612).

It can be divided in two parts, 10400 and 1211, that added together give a palindrome (11611).

The spelling of 104001211 in words is "one hundred four million, one thousand, two hundred eleven".

Divisors: 1 53 1962287 104001211