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2012403153 = 31070962639
BaseRepresentation
bin111011111110010…
…1101010111010001
312012020200200011010
41313330231113101
513110133400103
6531404441133
7100604100405
oct16774552721
95166620133
102012403153
11942a49302
12481b491a9
13260bca9c7
141513a7105
15bba12903
hex77f2d5d1

2012403153 has 8 divisors (see below), whose sum is σ = 2683497600. Its totient is φ = 1341455408.

The previous prime is 2012403097. The next prime is 2012403167. The reversal of 2012403153 is 3513042102.

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

It is a cyclic number.

It is not a de Polignac number, because 2012403153 - 214 = 2012386769 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2012407153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 808 + ... + 63446.

It is an arithmetic number, because the mean of its divisors is an integer number (335437200).

Almost surely, 22012403153 is an apocalyptic number.

It is an amenable number.

2012403153 is a deficient number, since it is larger than the sum of its proper divisors (671094447).

2012403153 is a wasteful number, since it uses less digits than its factorization.

2012403153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73351.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 2012403153 is about 44859.8166848684. The cubic root of 2012403153 is about 1262.5201832933.

Adding to 2012403153 its reverse (3513042102), we get a palindrome (5525445255).

The spelling of 2012403153 in words is "two billion, twelve million, four hundred three thousand, one hundred fifty-three".

Divisors: 1 3 10709 32127 62639 187917 670801051 2012403153