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20014642573427 = 832271062291947
BaseRepresentation
bin1001000110100000001011…
…01010010011000001110011
32121212101021212001022021002
410203100011222103001303
510110404441444322202
6110322333323152215
74134003333603215
oct443200552230163
977771255038232
1020014642573427
116417186a52197
1222b2b7b37566b
13b224aca76478
144d29dcc005b5
1524a9605e6302
hex123405a93073

20014642573427 has 8 divisors (see below), whose sum is σ = 20345015388096. Its totient is φ = 19686394343272.

The previous prime is 20014642573421. The next prime is 20014642573439. The reversal of 20014642573427 is 72437524641002.

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 20014642573427 - 28 = 20014642573171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20014642573421) 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, 531127133 + ... + 531164814.

It is an arithmetic number, because the mean of its divisors is an integer number (2543126923512).

Almost surely, 220014642573427 is an apocalyptic number.

20014642573427 is a deficient number, since it is larger than the sum of its proper divisors (330372814669).

20014642573427 is a wasteful number, since it uses less digits than its factorization.

20014642573427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1062292257.

The product of its (nonzero) digits is 2257920, while the sum is 47.

The spelling of 20014642573427 in words is "twenty trillion, fourteen billion, six hundred forty-two million, five hundred seventy-three thousand, four hundred twenty-seven".

Divisors: 1 83 227 18841 1062291947 88170231601 241140271969 20014642573427