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69086141 = 371867193
BaseRepresentation
bin1000001111000…
…10101110111101
311210222221100222
410013202232331
5120141224031
610504431125
71466136215
oct407425675
9153887328
1069086141
1135aa7493
121b1784a5
131140b897
149265245
1560e9e7b
hex41e2bbd

69086141 has 4 divisors (see below), whose sum is σ = 70953372. Its totient is φ = 67218912.

The previous prime is 69086137. The next prime is 69086153. The reversal of 69086141 is 14168096.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 25908100 + 43178041 = 5090^2 + 6571^2 .

It is a cyclic number.

It is not a de Polignac number, because 69086141 - 22 = 69086137 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69086111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 933560 + ... + 933633.

It is an arithmetic number, because the mean of its divisors is an integer number (17738343).

Almost surely, 269086141 is an apocalyptic number.

It is an amenable number.

69086141 is a deficient number, since it is larger than the sum of its proper divisors (1867231).

69086141 is a wasteful number, since it uses less digits than its factorization.

69086141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1867230.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 69086141 is about 8311.8073245233. The cubic root of 69086141 is about 410.3272045958.

The spelling of 69086141 in words is "sixty-nine million, eighty-six thousand, one hundred forty-one".

Divisors: 1 37 1867193 69086141