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42611608 = 23133113217
BaseRepresentation
bin1010001010001…
…1001110011000
32222011220010201
42202203032120
541402032413
64121151544
71025123044
oct242431630
988156121
1042611608
1122064806
121232b5b4
138a9c490
145933024
153b1a9dd
hex28a3398

42611608 has 32 divisors (see below), whose sum is σ = 88824960. Its totient is φ = 19031040.

The previous prime is 42611603. The next prime is 42611627. The reversal of 42611608 is 80611624.

It is a Smith number, since the sum of its digits (28) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42611603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3385 + ... + 9832.

It is an arithmetic number, because the mean of its divisors is an integer number (2775780).

Almost surely, 242611608 is an apocalyptic number.

It is an amenable number.

42611608 is an abundant number, since it is smaller than the sum of its proper divisors (46213352).

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

42611608 is a wasteful number, since it uses less digits than its factorization.

42611608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13267 (or 13263 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 42611608 is about 6527.7567356635. The cubic root of 42611608 is about 349.2818143955.

The spelling of 42611608 in words is "forty-two million, six hundred eleven thousand, six hundred eight".

Divisors: 1 2 4 8 13 26 31 52 62 104 124 248 403 806 1612 3224 13217 26434 52868 105736 171821 343642 409727 687284 819454 1374568 1638908 3277816 5326451 10652902 21305804 42611608