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40230233 = 537110691
BaseRepresentation
bin1001100101110…
…1110101011001
32210200220111122
42121131311121
540244331413
63554135025
7665644211
oct231356531
983626448
1040230233
112078862a
1211581475
138447594
1454b3241
1537ea108
hex265dd59

40230233 has 8 divisors (see below), whose sum is σ = 41570496. Its totient is φ = 38911600.

The previous prime is 40230191. The next prime is 40230247. The reversal of 40230233 is 33203204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-40230233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40230263) 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, 1583 + ... + 9108.

It is an arithmetic number, because the mean of its divisors is an integer number (5196312).

Almost surely, 240230233 is an apocalyptic number.

It is an amenable number.

40230233 is a deficient number, since it is larger than the sum of its proper divisors (1340263).

40230233 is a wasteful number, since it uses less digits than its factorization.

40230233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10815.

The product of its (nonzero) digits is 432, while the sum is 17.

The square root of 40230233 is about 6342.7307210696. The cubic root of 40230233 is about 342.6500892616.

Adding to 40230233 its reverse (33203204), we get a palindrome (73433437).

The spelling of 40230233 in words is "forty million, two hundred thirty thousand, two hundred thirty-three".

Divisors: 1 53 71 3763 10691 566623 759061 40230233