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69084741 = 31119110183
BaseRepresentation
bin1000001111000…
…10011001000101
311210222212110010
410013202121011
5120141202431
610504420433
71466132145
oct407423105
9153885403
1069084741
1135aa6430
121b177719
131140b05b
149264925
1560e9846
hex41e2645

69084741 has 16 divisors (see below), whose sum is σ = 105776640. Its totient is φ = 39665520.

The previous prime is 69084721. The next prime is 69084773. The reversal of 69084741 is 14748096.

It is a happy number.

It is not a de Polignac number, because 69084741 - 26 = 69084677 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 69084741.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69084721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54465 + ... + 55718.

It is an arithmetic number, because the mean of its divisors is an integer number (6611040).

Almost surely, 269084741 is an apocalyptic number.

It is an amenable number.

69084741 is a deficient number, since it is larger than the sum of its proper divisors (36691899).

69084741 is a wasteful number, since it uses less digits than its factorization.

69084741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110216.

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 69084741 is about 8311.7231065526. The cubic root of 69084741 is about 410.3244328775.

The spelling of 69084741 in words is "sixty-nine million, eighty-four thousand, seven hundred forty-one".

Divisors: 1 3 11 19 33 57 209 627 110183 330549 1212013 2093477 3636039 6280431 23028247 69084741