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69134630 = 2510367121
BaseRepresentation
bin1000001111011…
…10100100100110
311211002101212212
410013232210212
5120144302010
610505443422
71466430455
oct407564446
9154071785
1069134630
113602a964
121b1a0572
1311427986
149278b9c
156109505
hex41ee926

69134630 has 16 divisors (see below), whose sum is σ = 125652384. Its totient is φ = 27384960.

The previous prime is 69134629. The next prime is 69134701. The reversal of 69134630 is 3643196.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32531 + ... + 34590.

It is an arithmetic number, because the mean of its divisors is an integer number (7853274).

Almost surely, 269134630 is an apocalyptic number.

69134630 is a deficient number, since it is larger than the sum of its proper divisors (56517754).

69134630 is a wasteful number, since it uses less digits than its factorization.

69134630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67231.

The product of its (nonzero) digits is 11664, while the sum is 32.

The square root of 69134630 is about 8314.7236875317. The cubic root of 69134630 is about 410.4231799608.

The spelling of 69134630 in words is "sixty-nine million, one hundred thirty-four thousand, six hundred thirty".

Divisors: 1 2 5 10 103 206 515 1030 67121 134242 335605 671210 6913463 13826926 34567315 69134630