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69230580 = 223511310211
BaseRepresentation
bin1000010000001…
…01111111110100
311211021021111120
410020011333310
5120210334310
610511503540
71500310266
oct410057764
9154237446
1069230580
1136095a61
121b227bb0
131145c553
1492a1b36
156127b70
hex4205ff4

69230580 has 48 divisors (see below), whose sum is σ = 195580224. Its totient is φ = 18296320.

The previous prime is 69230531. The next prime is 69230611. The reversal of 69230580 is 8503296.

It is a happy number.

It is a super-3 number, since 3×692305803 (a number of 24 digits) contains 333 as substring.

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 15 ways as a sum of consecutive naturals, for example, 1675 + ... + 11885.

It is an arithmetic number, because the mean of its divisors is an integer number (4074588).

Almost surely, 269230580 is an apocalyptic number.

69230580 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 69230580, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97790112).

69230580 is an abundant number, since it is smaller than the sum of its proper divisors (126349644).

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

69230580 is a wasteful number, since it uses less digits than its factorization.

69230580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10336 (or 10334 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 69230580 is about 8320.4915720166. The cubic root of 69230580 is about 410.6129637685.

The spelling of 69230580 in words is "sixty-nine million, two hundred thirty thousand, five hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 113 226 339 452 565 678 1130 1356 1695 2260 3390 6780 10211 20422 30633 40844 51055 61266 102110 122532 153165 204220 306330 612660 1153843 2307686 3461529 4615372 5769215 6923058 11538430 13846116 17307645 23076860 34615290 69230580