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BaseRepresentation
bin1000010011101110…
…1011110101011100
312202102120212011000
42010323223311130
514031420113211
61005145430300
7106160500140
oct20473536534
95672525130
102230238556
11a44a03267
12522a9b390
1329708b0b0
141722ad220
15d0be1656
hex84eebd5c

2230238556 has 192 divisors, whose sum is σ = 7168896000. Its totient is φ = 583863552.

The previous prime is 2230238531. The next prime is 2230238567. The reversal of 2230238556 is 6558320322.

2230238556 is a `hidden beast` number, since 223 + 0 + 2 + 385 + 56 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 2230238556.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1463611 + ... + 1465133.

It is an arithmetic number, because the mean of its divisors is an integer number (37338000).

Almost surely, 22230238556 is an apocalyptic number.

2230238556 is a gapful number since it is divisible by the number (26) 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 2230238556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3584448000).

2230238556 is an abundant number, since it is smaller than the sum of its proper divisors (4938657444).

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

2230238556 is a wasteful number, since it uses less digits than its factorization.

2230238556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1705 (or 1697 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 2230238556 is about 47225.4015970219. The cubic root of 2230238556 is about 1306.5231416296.

Adding to 2230238556 its reverse (6558320322), we get a palindrome (8788558878).

The spelling of 2230238556 in words is "two billion, two hundred thirty million, two hundred thirty-eight thousand, five hundred fifty-six".