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27069545244 = 2237437494337
BaseRepresentation
bin11001001101011110…
…000111101100011100
32120212112010101011210
4121031132013230130
5420414300421434
620234030144420
71645544223660
oct311536075434
976775111153
1027069545244
1110531063aa5
1252b5652110
1327252203c1
14144b1868a0
15a86720ee9
hex64d787b1c

27069545244 has 48 divisors (see below), whose sum is σ = 73864195328. Its totient is φ = 7554290688.

The previous prime is 27069545219. The next prime is 27069545249. The reversal of 27069545244 is 44254596072.

It is a junction number, because it is equal to n+sod(n) for n = 27069545193 and 27069545202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27069545249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3743557 + ... + 3750780.

Almost surely, 227069545244 is an apocalyptic number.

It is an amenable number.

27069545244 is an abundant number, since it is smaller than the sum of its proper divisors (46794650084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27069545244 is a wasteful number, since it uses less digits than its factorization.

27069545244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7494394 (or 7494392 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 48.

The spelling of 27069545244 in words is "twenty-seven billion, sixty-nine million, five hundred forty-five thousand, two hundred forty-four".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 43 84 86 129 172 258 301 516 602 903 1204 1806 3612 7494337 14988674 22483011 29977348 44966022 52460359 89932044 104920718 157381077 209841436 314762154 322256491 629524308 644512982 966769473 1289025964 1933538946 2255795437 3867077892 4511590874 6767386311 9023181748 13534772622 27069545244