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69430 = 2553131
BaseRepresentation
bin10000111100110110
310112020111
4100330312
54210210
61253234
7406264
oct207466
9115214
1069430
1148189
123421a
13257aa
141b434
151588a
hex10f36

69430 has 16 divisors (see below), whose sum is σ = 128304. Its totient is φ = 27040.

The previous prime is 69427. The next prime is 69431. The reversal of 69430 is 3496.

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

It is a plaindrome in base 13 and base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 465 + ... + 595.

It is an arithmetic number, because the mean of its divisors is an integer number (8019).

269430 is an apocalyptic number.

69430 is a deficient number, since it is larger than the sum of its proper divisors (58874).

69430 is a wasteful number, since it uses less digits than its factorization.

69430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 69430 is about 263.4957305157. The cubic root of 69430 is about 41.1006845295.

The spelling of 69430 in words is "sixty-nine thousand, four hundred thirty".

Divisors: 1 2 5 10 53 106 131 262 265 530 655 1310 6943 13886 34715 69430