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69014129 = 592275153
BaseRepresentation
bin1000001110100…
…01001001110001
311210212021120212
410013101021301
5120131423004
610503113505
71465416242
oct407211161
9153767525
1069014129
1135a58378
121b142895
13113b4b82
149246cc9
1560d396e
hex41d1271

69014129 has 8 divisors (see below), whose sum is σ = 70506720. Its totient is φ = 67532416.

The previous prime is 69014123. The next prime is 69014173. The reversal of 69014129 is 92141096.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-69014129 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 69014095 and 69014104.

It is not an unprimeable number, because it can be changed into a prime (69014123) 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 7 ways as a sum of consecutive naturals, for example, 10817 + ... + 15969.

It is an arithmetic number, because the mean of its divisors is an integer number (8813340).

Almost surely, 269014129 is an apocalyptic number.

It is an amenable number.

69014129 is a deficient number, since it is larger than the sum of its proper divisors (1492591).

69014129 is a wasteful number, since it uses less digits than its factorization.

69014129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5439.

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 69014129 is about 8307.4742852446. The cubic root of 69014129 is about 410.1845867238.

The spelling of 69014129 in words is "sixty-nine million, fourteen thousand, one hundred twenty-nine".

Divisors: 1 59 227 5153 13393 304027 1169731 69014129