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215114715123050 = 2524302294302461
BaseRepresentation
bin110000111010010101001100…
…001011100100110101101010
31001012122202200100201111001002
4300322111030023210311222
5211143414414032414200
62041302200314155002
763211345114130201
oct6072251413446552
91035582610644032
10215114715123050
11625a6702726746
122016280aa22a62
1393052cc8029a2
143b198719c6238
1519d096272ebd5
hexc3a54c2e4d6a

215114715123050 has 12 divisors (see below), whose sum is σ = 400113370128966. Its totient is φ = 86045886049200.

The previous prime is 215114715123013. The next prime is 215114715123097. The reversal of 215114715123050 is 50321517411512.

It can be written as a sum of positive squares in 3 ways, for example, as 114881118864121 + 100233596258929 = 10718261^2 + 10011673^2 .

It is a junction number, because it is equal to n+sod(n) for n = 215114715122995 and 215114715123013.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2151147151181 + ... + 2151147151280.

Almost surely, 2215114715123050 is an apocalyptic number.

215114715123050 is a deficient number, since it is larger than the sum of its proper divisors (184998655005916).

215114715123050 is a wasteful number, since it uses less digits than its factorization.

215114715123050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4302294302473 (or 4302294302468 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 38.

The spelling of 215114715123050 in words is "two hundred fifteen trillion, one hundred fourteen billion, seven hundred fifteen million, one hundred twenty-three thousand, fifty".

Divisors: 1 2 5 10 25 50 4302294302461 8604588604922 21511471512305 43022943024610 107557357561525 215114715123050