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247230060 = 223571159907
BaseRepresentation
bin11101011110001…
…10111001101100
3122020012120212220
432233012321230
51001242330220
640310555340
76061264230
oct1657067154
9566176786
10247230060
11117611670
126a968b50
133c2b299c
1424b985c0
1516a88540
hexebc6e6c

247230060 has 192 divisors, whose sum is σ = 878653440. Its totient is φ = 50446080.

The previous prime is 247230037. The next prime is 247230073. The reversal of 247230060 is 60032742.

It is a super-2 number, since 2×2472300602 = 122245405135207200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 247230060.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 272127 + ... + 273033.

It is an arithmetic number, because the mean of its divisors is an integer number (4576320).

Almost surely, 2247230060 is an apocalyptic number.

247230060 is a gapful number since it is divisible by the number (20) 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 247230060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (439326720).

247230060 is an abundant number, since it is smaller than the sum of its proper divisors (631423380).

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

247230060 is a wasteful number, since it uses less digits than its factorization.

247230060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 996 (or 994 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 247230060 is about 15723.5511256204. The cubic root of 247230060 is about 627.6252751157.

The spelling of 247230060 in words is "two hundred forty-seven million, two hundred thirty thousand, sixty".