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12351254213 = 157433918131
BaseRepresentation
bin10111000000011000…
…10010111011000101
31011212210001201112202
423200030102323011
5200243410113323
65401334124245
7615034633334
oct134014227305
934783051482
1012351254213
115268a63111
1224884b0685
13121ab6985c
14852533d1b
154c4505d28
hex2e0312ec5

12351254213 has 8 divisors (see below), whose sum is σ = 12433475040. Its totient is φ = 12269078640.

The previous prime is 12351254191. The next prime is 12351254263. The reversal of 12351254213 is 31245215321.

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 12351254213 - 212 = 12351250117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12351254263) 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, 672158 + ... + 690288.

It is an arithmetic number, because the mean of its divisors is an integer number (1554184380).

Almost surely, 212351254213 is an apocalyptic number.

It is an amenable number.

12351254213 is a deficient number, since it is larger than the sum of its proper divisors (82220827).

12351254213 is a wasteful number, since it uses less digits than its factorization.

12351254213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22627.

The product of its digits is 7200, while the sum is 29.

Adding to 12351254213 its reverse (31245215321), we get a palindrome (43596469534).

The spelling of 12351254213 in words is "twelve billion, three hundred fifty-one million, two hundred fifty-four thousand, two hundred thirteen".

Divisors: 1 157 4339 18131 681223 2846567 78670409 12351254213