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233530332 = 22372780123
BaseRepresentation
bin11011110101101…
…10001111011100
3121021102120101120
431322312033130
5434240432312
635101210540
75533655310
oct1572661734
9537376346
10233530332
1110a904882
1266260a50
13394c7139
142302db40
151577e28c
hexdeb63dc

233530332 has 24 divisors (see below), whose sum is σ = 622747776. Its totient is φ = 66722928.

The previous prime is 233530331. The next prime is 233530361. The reversal of 233530332 is 233035332.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233530331) 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, 1389978 + ... + 1390145.

It is an arithmetic number, because the mean of its divisors is an integer number (25947824).

Almost surely, 2233530332 is an apocalyptic number.

It is an amenable number.

233530332 is an abundant number, since it is smaller than the sum of its proper divisors (389217444).

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

233530332 is a wasteful number, since it uses less digits than its factorization.

233530332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2780137 (or 2780135 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 24.

The square root of 233530332 is about 15281.6992510650. The cubic root of 233530332 is about 615.8114584336.

Adding to 233530332 its reverse (233035332), we get a palindrome (466565664).

The spelling of 233530332 in words is "two hundred thirty-three million, five hundred thirty thousand, three hundred thirty-two".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 2780123 5560246 8340369 11120492 16680738 19460861 33361476 38921722 58382583 77843444 116765166 233530332