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12510253342 = 226923253259
BaseRepresentation
bin10111010011010101…
…10101000100011110
31012021212020201100101
423221222311010132
5201110111101332
65425214051314
7622005253546
oct135152650436
935255221311
1012510253342
11533a791554
1225117a9b3a
131244a99892
148696c2326
154d3461ae7
hex2e9ab511e

12510253342 has 8 divisors (see below), whose sum is σ = 18835140600. Its totient is φ = 6231873144.

The previous prime is 12510253339. The next prime is 12510253351. The reversal of 12510253342 is 24335201521.

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

It is a self number, because there is not a number n which added to its sum of digits gives 12510253342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11626092 + ... + 11627167.

It is an arithmetic number, because the mean of its divisors is an integer number (2354392575).

Almost surely, 212510253342 is an apocalyptic number.

12510253342 is a deficient number, since it is larger than the sum of its proper divisors (6324887258).

12510253342 is a wasteful number, since it uses less digits than its factorization.

12510253342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23253530.

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 12510253342 its reverse (24335201521), we get a palindrome (36845454863).

The spelling of 12510253342 in words is "twelve billion, five hundred ten million, two hundred fifty-three thousand, three hundred forty-two".

Divisors: 1 2 269 538 23253259 46506518 6255126671 12510253342