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1174212001 = 2940490069
BaseRepresentation
bin100010111111101…
…0000110110100001
310000211111011001101
41011333100312201
54401044241001
6312303234401
741045431414
oct10577206641
93024434041
101174212001
115528a2946
122892a8a01
13159365701
14b1d39b7b
156d144a01
hex45fd0da1

1174212001 has 4 divisors (see below), whose sum is σ = 1214702100. Its totient is φ = 1133721904.

The previous prime is 1174211971. The next prime is 1174212007. The reversal of 1174212001 is 1002124711.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 259210000 + 915002001 = 16100^2 + 30249^2 .

It is a cyclic number.

It is not a de Polignac number, because 1174212001 - 213 = 1174203809 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1174212001.

It is not an unprimeable number, because it can be changed into a prime (1174212007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20245006 + ... + 20245063.

It is an arithmetic number, because the mean of its divisors is an integer number (303675525).

Almost surely, 21174212001 is an apocalyptic number.

It is an amenable number.

1174212001 is a deficient number, since it is larger than the sum of its proper divisors (40490099).

1174212001 is an equidigital number, since it uses as much as digits as its factorization.

1174212001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40490098.

The product of its (nonzero) digits is 112, while the sum is 19.

The square root of 1174212001 is about 34266.7769275139. The cubic root of 1174212001 is about 1054.9912028796.

Adding to 1174212001 its reverse (1002124711), we get a palindrome (2176336712).

The spelling of 1174212001 in words is "one billion, one hundred seventy-four million, two hundred twelve thousand, one".

Divisors: 1 29 40490069 1174212001