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69080 = 23511157
BaseRepresentation
bin10000110111011000
310111202112
4100313120
54202310
61251452
7405254
oct206730
9114675
1069080
11479a0
1233b88
132559b
141b264
1515705
hex10dd8

69080 has 32 divisors (see below), whose sum is σ = 170640. Its totient is φ = 24960.

The previous prime is 69073. The next prime is 69109. The reversal of 69080 is 8096.

It is a plaindrome in base 13.

It is a congruent number.

It is an unprimeable number.

69080 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 362 + ... + 518.

269080 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 69080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85320).

69080 is an abundant number, since it is smaller than the sum of its proper divisors (101560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

69080 is a wasteful number, since it uses less digits than its factorization.

69080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179 (or 175 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 69080 is about 262.8307440160. The cubic root of 69080 is about 41.0315046373.

The spelling of 69080 in words is "sixty-nine thousand, eighty".

Divisors: 1 2 4 5 8 10 11 20 22 40 44 55 88 110 157 220 314 440 628 785 1256 1570 1727 3140 3454 6280 6908 8635 13816 17270 34540 69080