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13452011 = 47433661
BaseRepresentation
bin110011010100…
…001011101011
3221022102200122
4303110023223
511420431021
61200153455
7222224456
oct63241353
927272618
1013452011
117658771
12460888b
132a2cb91
141b0249d
1512aabab
hexcd42eb

13452011 has 8 divisors (see below), whose sum is σ = 13790784. Its totient is φ = 13115520.

The previous prime is 13452001. The next prime is 13452013. The reversal of 13452011 is 11025431.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13452011 is a prime.

It is a Duffinian number.

It is a plaindrome in base 7.

It is not an unprimeable number, because it can be changed into a prime (13452013) 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, 20021 + ... + 20681.

It is an arithmetic number, because the mean of its divisors is an integer number (1723848).

Almost surely, 213452011 is an apocalyptic number.

13452011 is a deficient number, since it is larger than the sum of its proper divisors (338773).

13452011 is an equidigital number, since it uses as much as digits as its factorization.

13452011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1141.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 13452011 is about 3667.6983245627. The cubic root of 13452011 is about 237.8276828624.

Adding to 13452011 its reverse (11025431), we get a palindrome (24477442).

The spelling of 13452011 in words is "thirteen million, four hundred fifty-two thousand, eleven".

Divisors: 1 47 433 661 20351 31067 286213 13452011