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40233350238 = 2310589633257
BaseRepresentation
bin100101011110000110…
…000011010001011110
310211211221010221211220
4211132012003101132
51124344214201423
630252152154210
72623006556124
oct453606032136
9124757127756
1040233350238
111607674a584
12796a098966
133a42515723
141d39591914
1510a722c9e3
hex95e18345e

40233350238 has 16 divisors (see below), whose sum is σ = 80474426640. Its totient is φ = 13409829056.

The previous prime is 40233350221. The next prime is 40233350239. The reversal of 40233350238 is 83205333204.

It is a junction number, because it is equal to n+sod(n) for n = 40233350199 and 40233350208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40233350239) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 253095 + ... + 380162.

It is an arithmetic number, because the mean of its divisors is an integer number (5029651665).

Almost surely, 240233350238 is an apocalyptic number.

40233350238 is an abundant number, since it is smaller than the sum of its proper divisors (40241076402).

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

40233350238 is a wasteful number, since it uses less digits than its factorization.

40233350238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643851.

The product of its (nonzero) digits is 51840, while the sum is 33.

The spelling of 40233350238 in words is "forty billion, two hundred thirty-three million, three hundred fifty thousand, two hundred thirty-eight".

Divisors: 1 2 3 6 10589 21178 31767 63534 633257 1266514 1899771 3799542 6705558373 13411116746 20116675119 40233350238