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12153011 = 1317127433
BaseRepresentation
bin101110010111…
…000010110011
3211212102210112
4232113002303
511102344021
61112251535
7205204343
oct56270263
924772715
1012153011
116950812
1240a0bab
132696840
141884d23
151100d5b
hexb970b3

12153011 has 16 divisors (see below), whose sum is σ = 13999104. Its totient is φ = 10450944.

The previous prime is 12152971. The next prime is 12153013. The reversal of 12153011 is 11035121.

It is a cyclic number.

It is not a de Polignac number, because 12153011 - 210 = 12151987 is a prime.

It is a super-2 number, since 2×121530112 = 295391352732242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12153013) 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 15 ways as a sum of consecutive naturals, for example, 27851 + ... + 28283.

It is an arithmetic number, because the mean of its divisors is an integer number (874944).

Almost surely, 212153011 is an apocalyptic number.

12153011 is a deficient number, since it is larger than the sum of its proper divisors (1846093).

12153011 is a wasteful number, since it uses less digits than its factorization.

12153011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 590.

The product of its (nonzero) digits is 30, while the sum is 14.

The square root of 12153011 is about 3486.1168941962. The cubic root of 12153011 is about 229.9118187479.

Adding to 12153011 its reverse (11035121), we get a palindrome (23188132).

The spelling of 12153011 in words is "twelve million, one hundred fifty-three thousand, eleven".

Divisors: 1 13 17 127 221 433 1651 2159 5629 7361 28067 54991 95693 714883 934847 12153011