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12512752525255 = 56563381311977
BaseRepresentation
bin1011011000010101101000…
…1010110101111111000111
31122022012121020102012222011
42312011122022311333013
53120002104121302010
642340140144115051
72431005446402653
oct266053212657707
948265536365864
1012512752525255
113a946a0659274
1214a107b605a87
136c9c41872198
1431389874ba63
1516a7433bea8a
hexb615a2b5fc7

12512752525255 has 8 divisors (see below), whose sum is σ = 15017590941552. Its totient is φ = 10008676746048.

The previous prime is 12512752525199. The next prime is 12512752525279. The reversal of 12512752525255 is 55252525721521.

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 12512752525255 - 233 = 12504162590663 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12512752525199 and 12512752525208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 190623174 + ... + 190688803.

It is an arithmetic number, because the mean of its divisors is an integer number (1877198867694).

Almost surely, 212512752525255 is an apocalyptic number.

12512752525255 is a deficient number, since it is larger than the sum of its proper divisors (2504838416297).

12512752525255 is an equidigital number, since it uses as much as digits as its factorization.

12512752525255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381318545.

The product of its digits is 3500000, while the sum is 49.

The spelling of 12512752525255 in words is "twelve trillion, five hundred twelve billion, seven hundred fifty-two million, five hundred twenty-five thousand, two hundred fifty-five".

Divisors: 1 5 6563 32815 381311977 1906559885 2502550505051 12512752525255